51400899834 has 8 divisors (see below), whose sum is σ = 102801799680. Its totient is φ = 17133633276.

The previous prime is 51400899827. The next prime is 51400899841. The reversal of 51400899834 is 43899800415.

It is an interprime number because it is at equal distance from previous prime (51400899827) and next prime (51400899841).

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

51400899834 is an admirable number.

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, 4283408314 + ... + 4283408325.

It is an arithmetic number, because the mean of its divisors is an integer number (12850224960).

Almost surely, 2^51400899834 is an apocalyptic number.

51400899834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51400899834 is a wasteful number, since it uses less digits than its factorization.

51400899834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8566816644.

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 51400899834 in words is "fifty-one billion, four hundred million, eight hundred ninety-nine thousand, eight hundred thirty-four".