51642100316 has 6 divisors (see below), whose sum is σ = 90373675560. Its totient is φ = 25821050156.

The previous prime is 51642100267. The next prime is 51642100337. The reversal of 51642100316 is 61300124615.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6455262536 + ... + 6455262543.

It is an arithmetic number, because the mean of its divisors is an integer number (15062279260).

Almost surely, 2^51642100316 is an apocalyptic number.

It is an amenable number.

51642100316 is a deficient number, since it is larger than the sum of its proper divisors (38731575244).

51642100316 is a wasteful number, since it uses less digits than its factorization.

51642100316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12910525083 (or 12910525081 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 51642100316 in words is "fifty-one billion, six hundred forty-two million, one hundred thousand, three hundred sixteen".