55909299290955 has 64 divisors (see below), whose sum is σ = 98249933352960. Its totient is φ = 26923490352000.

The previous prime is 55909299290947. The next prime is 55909299290989.

55909299290955 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55909299290955 - 2³ = 55909299290947 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 150375676 + ... + 150747014.

It is an arithmetic number, because the mean of its divisors is an integer number (1535155208640).

Almost surely, 2^{55909299290955} is an apocalyptic number.

55909299290955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55909299290955 is a deficient number, since it is larger than the sum of its proper divisors (42340634062005).

55909299290955 is a wasteful number, since it uses less digits than its factorization.

55909299290955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377552.

The product of its (nonzero) digits is 1328602500, while the sum is 78.

The spelling of 55909299290955 in words is "fifty-five trillion, nine hundred nine billion, two hundred ninety-nine million, two hundred ninety thousand, nine hundred fifty-five".