265207075764140 has 96 divisors (see below), whose sum is σ = 613981485044928. Its totient is φ = 95810632704000.

The previous prime is 265207075764097. The next prime is 265207075764143. The reversal of 265207075764140 is 41467570702562.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (265207075764143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155091446 + ... + 156792125.

It is an arithmetic number, because the mean of its divisors is an integer number (6395640469218).

Almost surely, 2^{265207075764140} is an apocalyptic number.

265207075764140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265207075764140 is an abundant number, since it is smaller than the sum of its proper divisors (348774409280788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265207075764140 is a wasteful number, since it uses less digits than its factorization.

265207075764140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311883699 (or 311883697 counting only the distinct ones).

The product of its (nonzero) digits is 19756800, while the sum is 56.

The spelling of 265207075764140 in words is "two hundred sixty-five trillion, two hundred seven billion, seventy-five million, seven hundred sixty-four thousand, one hundred forty".