7255217676120 has 64 divisors (see below), whose sum is σ = 23045985565920. Its totient is φ = 1820917377024.

The previous prime is 7255217676079. The next prime is 7255217676127. The reversal of 7255217676120 is 216767125527.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7255217676127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1778237587 + ... + 1778241666.

Almost surely, 2^{7255217676120} is an apocalyptic number.

It is an amenable number.

7255217676120 is an abundant number, since it is smaller than the sum of its proper divisors (15790767889800).

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

7255217676120 is a wasteful number, since it uses less digits than its factorization.

7255217676120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556479284 (or 3556479280 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 51.

The spelling of 7255217676120 in words is "seven trillion, two hundred fifty-five billion, two hundred seventeen million, six hundred seventy-six thousand, one hundred twenty".