46812678840 has 128 divisors (see below), whose sum is σ = 156097972800. Its totient is φ = 12478924800.

The previous prime is 46812678799. The next prime is 46812678851. The reversal of 46812678840 is 4887621864.

46812678840 is a `hidden beast` number, since 468 + 1 + 2 + 67 + 88 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3960940 + ... + 3972740.

Almost surely, 2^46812678840 is an apocalyptic number.

46812678840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46812678840 is an abundant number, since it is smaller than the sum of its proper divisors (109285293960).

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

46812678840 is a wasteful number, since it uses less digits than its factorization.

46812678840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15494 (or 15484 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 54.

The spelling of 46812678840 in words is "forty-six billion, eight hundred twelve million, six hundred seventy-eight thousand, eight hundred forty".