551233913730 has 32 divisors (see below), whose sum is σ = 1323454676544. Its totient is φ = 146940901056.

The previous prime is 551233913717. The next prime is 551233913753. The reversal of 551233913730 is 37319332155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3343749 + ... + 3504728.

It is an arithmetic number, because the mean of its divisors is an integer number (41357958642).

Almost surely, 2^551233913730 is an apocalyptic number.

551233913730 is an abundant number, since it is smaller than the sum of its proper divisors (772220762814).

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

551233913730 is a wasteful number, since it uses less digits than its factorization.

551233913730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6851170.

The product of its (nonzero) digits is 255150, while the sum is 42.

The spelling of 551233913730 in words is "five hundred fifty-one billion, two hundred thirty-three million, nine hundred thirteen thousand, seven hundred thirty".