51737730963 has 8 divisors (see below), whose sum is σ = 73041502608. Its totient is φ = 32462889984.

The previous prime is 51737730899. The next prime is 51737730971. The reversal of 51737730963 is 36903773715.

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

It is not a de Polignac number, because 51737730963 - 2⁶ = 51737730899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 1014465313 = 51737730963 / (5 + 1 + 7 + 3 + 7 + 7 + 3 + 0 + 9 + 6 + 3).

It is not an unprimeable number, because it can be changed into a prime (51737750963) 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, 507232606 + ... + 507232707.

It is an arithmetic number, because the mean of its divisors is an integer number (9130187826).

Almost surely, 2^51737730963 is an apocalyptic number.

51737730963 is a deficient number, since it is larger than the sum of its proper divisors (21303771645).

51737730963 is a wasteful number, since it uses less digits than its factorization.

51737730963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014465333.

The product of its (nonzero) digits is 2500470, while the sum is 51.

The spelling of 51737730963 in words is "fifty-one billion, seven hundred thirty-seven million, seven hundred thirty thousand, nine hundred sixty-three".