55145313613466 has 8 divisors (see below), whose sum is σ = 82721306838324. Its totient is φ = 27571544667360.

The previous prime is 55145313613427. The next prime is 55145313613477. The reversal of 55145313613466 is 66431631354155.

It can be written as a sum of positive squares in 2 ways, for example, as 36368076054025 + 18777237559441 = 6030595^2 + 4333271^2 .

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

It is a super-2 number, since 2×55145313613466² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556007705 + ... + 556106876.

Almost surely, 2^{55145313613466} is an apocalyptic number.

55145313613466 is a deficient number, since it is larger than the sum of its proper divisors (27575993224858).

55145313613466 is a wasteful number, since it uses less digits than its factorization.

55145313613466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112139376.

The product of its digits is 11664000, while the sum is 53.

The spelling of 55145313613466 in words is "fifty-five trillion, one hundred forty-five billion, three hundred thirteen million, six hundred thirteen thousand, four hundred sixty-six".