55056515545 has 8 divisors (see below), whose sum is σ = 66070851840. Its totient is φ = 44043190320.

The previous prime is 55056515533. The next prime is 55056515567. The reversal of 55056515545 is 54551565055.

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

It is not a de Polignac number, because 55056515545 - 2¹³ = 55056507353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55056515495 and 55056515504.

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, 127305 + ... + 355414.

It is an arithmetic number, because the mean of its divisors is an integer number (8258856480).

Almost surely, 2^55056515545 is an apocalyptic number.

It is an amenable number.

55056515545 is a deficient number, since it is larger than the sum of its proper divisors (11014336295).

55056515545 is a wasteful number, since it uses less digits than its factorization.

55056515545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505535.

The product of its (nonzero) digits is 1875000, while the sum is 46.

The spelling of 55056515545 in words is "fifty-five billion, fifty-six million, five hundred fifteen thousand, five hundred forty-five".