551505137036 has 48 divisors (see below), whose sum is σ = 1117738352640. Its totient is φ = 233207432640.

The previous prime is 551505137011. The next prime is 551505137039. The reversal of 551505137036 is 630731505155.

It is a junction number, because it is equal to n+sod(n) for n = 551505136984 and 551505137002.

It is not an unprimeable number, because it can be changed into a prime (551505137039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3169106 + ... + 3338598.

It is an arithmetic number, because the mean of its divisors is an integer number (23286215680).

Almost surely, 2^551505137036 is an apocalyptic number.

It is an amenable number.

551505137036 is an abundant number, since it is smaller than the sum of its proper divisors (566233215604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551505137036 is a wasteful number, since it uses less digits than its factorization.

551505137036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171054 (or 171052 counting only the distinct ones).

The product of its (nonzero) digits is 236250, while the sum is 41.

The spelling of 551505137036 in words is "five hundred fifty-one billion, five hundred five million, one hundred thirty-seven thousand, thirty-six".