46971599937889 has 27 divisors (see below), whose sum is σ = 51788283671761. Its totient is φ = 42570893732840.

The previous prime is 46971599937869. The next prime is 46971599937947. The reversal of 46971599937889 is 98873999517964.

The square root of 46971599937889 is 6853583.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 46971599937889 - 2⁷ = 46971599937761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46971599937797 and 46971599937806.

It is not an unprimeable number, because it can be changed into a prime (46971599937869) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31588163304 + ... + 31588164790.

Almost surely, 2^{46971599937889} is an apocalyptic number.

46971599937889 is the 6853583-rd square number.

46971599937889 is the 3426792-nd centered octagonal number.

It is an amenable number.

46971599937889 is a deficient number, since it is larger than the sum of its proper divisors (4816683733872).

46971599937889 is an frugal number, since it uses more digits than its factorization.

46971599937889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834 (or 1917 counting only the distinct ones).

The product of its digits is 66663959040, while the sum is 94.

The spelling of 46971599937889 in words is "forty-six trillion, nine hundred seventy-one billion, five hundred ninety-nine million, nine hundred thirty-seven thousand, eight hundred eighty-nine".