45161655135554 has 16 divisors (see below), whose sum is σ = 70430480751456. Its totient is φ = 21701268573600.

The previous prime is 45161655135523. The next prime is 45161655135613. The reversal of 45161655135554 is 45553155616154.

It is a super-2 number, since 2×45161655135554² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45161655135554.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4110083252 + ... + 4110094239.

It is an arithmetic number, because the mean of its divisors is an integer number (4401905046966).

Almost surely, 2^{45161655135554} is an apocalyptic number.

45161655135554 is a deficient number, since it is larger than the sum of its proper divisors (25268825615902).

45161655135554 is a wasteful number, since it uses less digits than its factorization.

45161655135554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220177601.

The product of its digits is 27000000, while the sum is 56.

The spelling of 45161655135554 in words is "forty-five trillion, one hundred sixty-one billion, six hundred fifty-five million, one hundred thirty-five thousand, five hundred fifty-four".