46877000021 has 8 divisors (see below), whose sum is σ = 48393548544. Its totient is φ = 45360725760.

The previous prime is 46877000003. The next prime is 46877000041. The reversal of 46877000021 is 12000077864.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46877000021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46877000041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312506 + ... + 437508.

It is an arithmetic number, because the mean of its divisors is an integer number (6049193568).

Almost surely, 2^46877000021 is an apocalyptic number.

46877000021 is the 125003-rd octagonal number.

It is an amenable number.

46877000021 is a deficient number, since it is larger than the sum of its proper divisors (1516548523).

46877000021 is a wasteful number, since it uses less digits than its factorization.

46877000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137131.

The product of its (nonzero) digits is 18816, while the sum is 35.

Adding to 46877000021 its reverse (12000077864), we get a palindrome (58877077885).

The spelling of 46877000021 in words is "forty-six billion, eight hundred seventy-seven million, twenty-one", and thus it is an aban number.