7565072401 has 4 divisors (see below), whose sum is σ = 7749586404. Its totient is φ = 7380558400.

The previous prime is 7565072399. The next prime is 7565072413. The reversal of 7565072401 is 1042705657.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2070705025 + 5494367376 = 45505^2 + 74124^2 .

It is a cyclic number.

It is not a de Polignac number, because 7565072401 - 2¹ = 7565072399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7565072461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92256940 + ... + 92257021.

It is an arithmetic number, because the mean of its divisors is an integer number (1937396601).

Almost surely, 2^7565072401 is an apocalyptic number.

It is an amenable number.

7565072401 is a deficient number, since it is larger than the sum of its proper divisors (184514003).

7565072401 is a wasteful number, since it uses less digits than its factorization.

7565072401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184514002.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 7565072401 is about 86977.4246629549. The cubic root of 7565072401 is about 1963.0786340114.

The spelling of 7565072401 in words is "seven billion, five hundred sixty-five million, seventy-two thousand, four hundred one".