2527149269401 has 3 divisors (see below), whose sum is σ = 2527150859103. Its totient is φ = 2527147679700.

The previous prime is 2527149269399. The next prime is 2527149269441. The reversal of 2527149269401 is 1049629417252.

The square root of 2527149269401 is 1589701.

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 can be written as a sum of positive squares in only one way, i.e., 1652512821001 + 874636448400 = 1285501^2 + 935220^2 .

It is not a de Polignac number, because 2527149269401 - 2¹ = 2527149269399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2527149269441) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 794851 + ... + 2384551.

It is an arithmetic number, because the mean of its divisors is an integer number (842383619701).

Almost surely, 2^{2527149269401} is an apocalyptic number.

2527149269401 is the 1589701-st square number.

2527149269401 is the 794851-st centered octagonal number.

It is an amenable number.

2527149269401 is a deficient number, since it is larger than the sum of its proper divisors (1589702).

2527149269401 is an frugal number, since it uses more digits than its factorization.

2527149269401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179402 (or 1589701 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 2527149269401 in words is "two trillion, five hundred twenty-seven billion, one hundred forty-nine million, two hundred sixty-nine thousand, four hundred one".