46447137848772 has 72 divisors (see below), whose sum is σ = 117741571001600. Its totient is φ = 15438407321088.

The previous prime is 46447137848723. The next prime is 46447137848777. The reversal of 46447137848772 is 27784873174464.

46447137848772 is a `hidden beast` number, since 4 + 6 + 4 + 4 + 7 + 1 + 3 + 78 + 487 + 72 = 666.

It is a super-3 number, since 3×46447137848772³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 46447137848772.

It is not an unprimeable number, because it can be changed into a prime (46447137848777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116582004 + ... + 116979732.

Almost surely, 2^{46447137848772} is an apocalyptic number.

It is an amenable number.

46447137848772 is an abundant number, since it is smaller than the sum of its proper divisors (71294433152828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46447137848772 is a wasteful number, since it uses less digits than its factorization.

46447137848772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406945 (or 406940 counting only the distinct ones).

The product of its digits is 1416167424, while the sum is 72.

The spelling of 46447137848772 in words is "forty-six trillion, four hundred forty-seven billion, one hundred thirty-seven million, eight hundred forty-eight thousand, seven hundred seventy-two".