55261546366 has 16 divisors (see below), whose sum is σ = 94519749744. Its totient is φ = 24005015424.

The previous prime is 55261546357. The next prime is 55261546409. The reversal of 55261546366 is 66364516255.

It is a congruent number.

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, 62512620 + ... + 62513503.

It is an arithmetic number, because the mean of its divisors is an integer number (5907484359).

Almost surely, 2^55261546366 is an apocalyptic number.

55261546366 is a deficient number, since it is larger than the sum of its proper divisors (39258203378).

55261546366 is a wasteful number, since it uses less digits than its factorization.

55261546366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125026155.

The product of its digits is 3888000, while the sum is 49.

The spelling of 55261546366 in words is "fifty-five billion, two hundred sixty-one million, five hundred forty-six thousand, three hundred sixty-six".