55261048317 has 32 divisors (see below), whose sum is σ = 79524218880. Its totient is φ = 34003706880.

The previous prime is 55261048303. The next prime is 55261048369. The reversal of 55261048317 is 71384016255.

It is a happy number.

It is not a de Polignac number, because 55261048317 - 2⁴ = 55261048301 is a prime.

It is a super-2 number, since 2×55261048317² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55261048217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9162859 + ... + 9168887.

It is an arithmetic number, because the mean of its divisors is an integer number (2485131840).

Almost surely, 2^55261048317 is an apocalyptic number.

It is an amenable number.

55261048317 is a deficient number, since it is larger than the sum of its proper divisors (24263170563).

55261048317 is a wasteful number, since it uses less digits than its factorization.

55261048317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9493.

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 55261048317 in words is "fifty-five billion, two hundred sixty-one million, forty-eight thousand, three hundred seventeen".