51410698464 has 48 divisors (see below), whose sum is σ = 134964763920. Its totient is φ = 17135416320.

The previous prime is 51410698463. The next prime is 51410698511. The reversal of 51410698464 is 46489601415.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51410698463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092974 + ... + 2117394.

It is an arithmetic number, because the mean of its divisors is an integer number (2811765915).

Almost surely, 2^51410698464 is an apocalyptic number.

It is an amenable number.

51410698464 is an abundant number, since it is smaller than the sum of its proper divisors (83554065456).

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

51410698464 is a wasteful number, since it uses less digits than its factorization.

51410698464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46363 (or 46355 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 51410698464 in words is "fifty-one billion, four hundred ten million, six hundred ninety-eight thousand, four hundred sixty-four".