265417241640 has 96 divisors (see below), whose sum is σ = 845845368480. Its totient is φ = 66614514688.

The previous prime is 265417241567. The next prime is 265417241651. The reversal of 265417241640 is 46142714562.

265417241640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×265417241640² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 265417241592 and 265417241601.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3791982 + ... + 3861341.

It is an arithmetic number, because the mean of its divisors is an integer number (8810889255).

Almost surely, 2^265417241640 is an apocalyptic number.

265417241640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265417241640 is an abundant number, since it is smaller than the sum of its proper divisors (580428126840).

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

265417241640 is a wasteful number, since it uses less digits than its factorization.

265417241640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653371 (or 7653350 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 265417241640 in words is "two hundred sixty-five billion, four hundred seventeen million, two hundred forty-one thousand, six hundred forty".