55340276979 has 8 divisors (see below), whose sum is σ = 79462961872. Its totient is φ = 34055555040.

The previous prime is 55340276921. The next prime is 55340277001. The reversal of 55340276979 is 97967204355.

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

It is not a de Polignac number, because 55340276979 - 2²⁰ = 55339228403 is a prime.

It is a super-2 number, since 2×55340276979² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55340276279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709490692 + ... + 709490769.

It is an arithmetic number, because the mean of its divisors is an integer number (9932870234).

Almost surely, 2^55340276979 is an apocalyptic number.

55340276979 is a deficient number, since it is larger than the sum of its proper divisors (24122684893).

55340276979 is a wasteful number, since it uses less digits than its factorization.

55340276979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418981477.

The product of its (nonzero) digits is 14288400, while the sum is 57.

The spelling of 55340276979 in words is "fifty-five billion, three hundred forty million, two hundred seventy-six thousand, nine hundred seventy-nine".