46886051380921 has 9 divisors (see below), whose sum is σ = 46982900846479. Its totient is φ = 46789401190936.

The previous prime is 46886051380901. The next prime is 46886051380939. The reversal of 46886051380921 is 12908315068864.

The square root of 46886051380921 is 6847339.

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

It can be written as a sum of positive squares in only one way, i.e., 6888170025 + 46879163210896 = 82995^2 + 6846836^2 .

It is not a de Polignac number, because 46886051380921 - 2³⁷ = 46748612427449 is a prime.

It is a super-2 number, since 2×46886051380921² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46886051380921.

It is not an unprimeable number, because it can be changed into a prime (46886051380901) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3444204711 + ... + 3444218323.

Almost surely, 2^{46886051380921} is an apocalyptic number.

46886051380921 is the 6847339-th square number.

46886051380921 is the 3423670-th centered octagonal number.

It is an amenable number.

46886051380921 is a deficient number, since it is larger than the sum of its proper divisors (96849465558).

46886051380921 is an frugal number, since it uses more digits than its factorization.

46886051380921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28232 (or 14116 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 61.

The spelling of 46886051380921 in words is "forty-six trillion, eight hundred eighty-six billion, fifty-one million, three hundred eighty thousand, nine hundred twenty-one".