55101506007865 has 16 divisors (see below), whose sum is σ = 66147288615936. Its totient is φ = 44064219830400.

The previous prime is 55101506007841. The next prime is 55101506007881. The reversal of 55101506007865 is 56870060510155.

It is not a de Polignac number, because 55101506007865 - 2¹⁵ = 55101505975097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174660709 + ... + 174975901.

It is an arithmetic number, because the mean of its divisors is an integer number (4134205538496).

Almost surely, 2^{55101506007865} is an apocalyptic number.

It is an amenable number.

55101506007865 is a deficient number, since it is larger than the sum of its proper divisors (11045782608071).

55101506007865 is a wasteful number, since it uses less digits than its factorization.

55101506007865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328560.

The product of its (nonzero) digits is 1260000, while the sum is 49.

The spelling of 55101506007865 in words is "fifty-five trillion, one hundred one billion, five hundred six million, seven thousand, eight hundred sixty-five".