55531511276 has 12 divisors (see below), whose sum is σ = 97186064808. Its totient is φ = 27764064192.

The previous prime is 55531511249. The next prime is 55531511293. The reversal of 55531511276 is 67211513555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347501 + ... + 481476.

It is an arithmetic number, because the mean of its divisors is an integer number (8098838734).

Almost surely, 2^55531511276 is an apocalyptic number.

It is an amenable number.

55531511276 is a deficient number, since it is larger than the sum of its proper divisors (41654553532).

55531511276 is a wasteful number, since it uses less digits than its factorization.

55531511276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845728 (or 845726 counting only the distinct ones).

The product of its digits is 157500, while the sum is 41.

The spelling of 55531511276 in words is "fifty-five billion, five hundred thirty-one million, five hundred eleven thousand, two hundred seventy-six".