45611555656651 has 8 divisors (see below), whose sum is σ = 45929824794000. Its totient is φ = 45293448537120.

The previous prime is 45611555656637. The next prime is 45611555656669. The reversal of 45611555656651 is 15665655511654.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45611555656651 - 2²⁵ = 45611522102219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45611555656651.

It is not an unprimeable number, because it can be changed into a prime (45611555656351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39939420 + ... + 41065561.

It is an arithmetic number, because the mean of its divisors is an integer number (5741228099250).

Almost surely, 2^{45611555656651} is an apocalyptic number.

45611555656651 is a deficient number, since it is larger than the sum of its proper divisors (318269137349).

45611555656651 is a wasteful number, since it uses less digits than its factorization.

45611555656651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81008909.

The product of its digits is 81000000, while the sum is 61.

The spelling of 45611555656651 in words is "forty-five trillion, six hundred eleven billion, five hundred fifty-five million, six hundred fifty-six thousand, six hundred fifty-one".