3885625497601 has 3 divisors (see below), whose sum is σ = 3885627468801. Its totient is φ = 3885623526402.

The previous prime is 3885625497577. The next prime is 3885625497613. The reversal of 3885625497601 is 1067945265883.

The square root of 3885625497601 is 1971199.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 3885625497601 - 2¹¹ = 3885625495553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3885625497701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 985600 + ... + 2956798.

It is an arithmetic number, because the mean of its divisors is an integer number (1295209156267).

It is a 1-persistent number, because it is pandigital, but 2⋅3885625497601 = 7771250995202 is not.

Almost surely, 2^{3885625497601} is an apocalyptic number.

3885625497601 is the 1971199-th square number.

3885625497601 is the 985600-th centered octagonal number.

It is an amenable number.

3885625497601 is a deficient number, since it is larger than the sum of its proper divisors (1971200).

3885625497601 is an frugal number, since it uses more digits than its factorization.

3885625497601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942398 (or 1971199 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 64.

Multiplying 3885625497601 by its sum of digits (64), we get a square (248680031846464 = 15769592²).

The spelling of 3885625497601 in words is "three trillion, eight hundred eighty-five billion, six hundred twenty-five million, four hundred ninety-seven thousand, six hundred one".