46947838951 has 16 divisors (see below), whose sum is σ = 50797368160. Its totient is φ = 43132538880.

The previous prime is 46947838939. The next prime is 46947839009. The reversal of 46947838951 is 15983874964.

It is a 12-Lehmer number, since φ(46947838951) divides (46947838951-1)¹².

It is a cyclic number.

It is not a de Polignac number, because 46947838951 - 2²³ = 46939450343 is a prime.

It is the 216675-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46947838351) by changing a digit.

It is a nontrivial repunit in base 216674.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8120980 + ... + 8126758.

It is an arithmetic number, because the mean of its divisors is an integer number (3174835510).

Almost surely, 2^46947838951 is an apocalyptic number.

46947838951 is a deficient number, since it is larger than the sum of its proper divisors (3849529209).

46947838951 is a wasteful number, since it uses less digits than its factorization.

46947838951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8626.

The product of its digits is 52254720, while the sum is 64.

The spelling of 46947838951 in words is "forty-six billion, nine hundred forty-seven million, eight hundred thirty-eight thousand, nine hundred fifty-one".