51962487212 has 48 divisors (see below), whose sum is σ = 96260398080. Its totient is φ = 24475348800.

The previous prime is 51962487197. The next prime is 51962487223. The reversal of 51962487212 is 21278426915.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10753637 + ... + 10758467.

It is an arithmetic number, because the mean of its divisors is an integer number (2005424960).

Almost surely, 2^51962487212 is an apocalyptic number.

It is an amenable number.

51962487212 is a deficient number, since it is larger than the sum of its proper divisors (44297910868).

51962487212 is a wasteful number, since it uses less digits than its factorization.

51962487212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5622 (or 5620 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The spelling of 51962487212 in words is "fifty-one billion, nine hundred sixty-two million, four hundred eighty-seven thousand, two hundred twelve".