6120257132745 has 96 divisors (see below), whose sum is σ = 12543562886400. Its totient is φ = 2701019284992.

The previous prime is 6120257132729. The next prime is 6120257132747. The reversal of 6120257132745 is 5472317520216.

6120257132745 is a `hidden beast` number, since 6 + 1 + 2 + 0 + 2 + 571 + 3 + 2 + 74 + 5 = 666.

It is not a de Polignac number, because 6120257132745 - 2⁴ = 6120257132729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 6120257132745.

It is not an unprimeable number, because it can be changed into a prime (6120257132747) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82442814 + ... + 82517016.

It is an arithmetic number, because the mean of its divisors is an integer number (130662113400).

Almost surely, 2^{6120257132745} is an apocalyptic number.

It is an amenable number.

6120257132745 is an abundant number, since it is smaller than the sum of its proper divisors (6423305753655).

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

6120257132745 is a wasteful number, since it uses less digits than its factorization.

6120257132745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83279 (or 83276 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 6120257132745 in words is "six trillion, one hundred twenty billion, two hundred fifty-seven million, one hundred thirty-two thousand, seven hundred forty-five".