55430100939 has 8 divisors (see below), whose sum is σ = 76455311760. Its totient is φ = 35679145376.

The previous prime is 55430100917. The next prime is 55430100961. The reversal of 55430100939 is 93900103455.

It is an interprime number because it is at equal distance from previous prime (55430100917) and next prime (55430100961).

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

It is a cyclic number.

It is not a de Polignac number, because 55430100939 - 2²⁵ = 55396546507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55430100897 and 55430100906.

It is not an unprimeable number, because it can be changed into a prime (55430120939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318563712 + ... + 318563885.

It is an arithmetic number, because the mean of its divisors is an integer number (9556913970).

Almost surely, 2^55430100939 is an apocalyptic number.

55430100939 is a deficient number, since it is larger than the sum of its proper divisors (21025210821).

55430100939 is a wasteful number, since it uses less digits than its factorization.

55430100939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637127629.

The product of its (nonzero) digits is 72900, while the sum is 39.

The spelling of 55430100939 in words is "fifty-five billion, four hundred thirty million, one hundred thousand, nine hundred thirty-nine".