55612455 has 8 divisors (see below), whose sum is σ = 88979952. Its totient is φ = 29659968.

The previous prime is 55612439. The next prime is 55612463. The reversal of 55612455 is 55421655.

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

It is not a de Polignac number, because 55612455 - 2⁴ = 55612439 is a prime.

It is a super-2 number, since 2×55612455² = 6185490302254050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1853734 + ... + 1853763.

It is an arithmetic number, because the mean of its divisors is an integer number (11122494).

Almost surely, 2^55612455 is an apocalyptic number.

55612455 is a deficient number, since it is larger than the sum of its proper divisors (33367497).

55612455 is a wasteful number, since it uses less digits than its factorization.

55612455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3707505.

The product of its digits is 30000, while the sum is 33.

The square root of 55612455 is about 7457.3758789537. The cubic root of 55612455 is about 381.7016369458.

The spelling of 55612455 in words is "fifty-five million, six hundred twelve thousand, four hundred fifty-five".