46661551986 has 32 divisors (see below), whose sum is σ = 110332736640. Its totient is φ = 12872151936.

The previous prime is 46661551961. The next prime is 46661552011. The reversal of 46661551986 is 68915516664.

It is an interprime number because it is at equal distance from previous prime (46661551961) and next prime (46661552011).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19153771 + ... + 19156206.

It is an arithmetic number, because the mean of its divisors is an integer number (3447898020).

Almost surely, 2^46661551986 is an apocalyptic number.

46661551986 is an abundant number, since it is smaller than the sum of its proper divisors (63671184654).

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

46661551986 is a wasteful number, since it uses less digits than its factorization.

46661551986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38310018.

The product of its digits is 9331200, while the sum is 57.

The spelling of 46661551986 in words is "forty-six billion, six hundred sixty-one million, five hundred fifty-one thousand, nine hundred eighty-six".