40863876984 has 96 divisors (see below), whose sum is σ = 126726088320. Its totient is φ = 11652994368.

The previous prime is 40863876979. The next prime is 40863877009. The reversal of 40863876984 is 48967836804.

40863876984 is a `hidden beast` number, since 40 + 86 + 387 + 69 + 84 = 666.

40863876984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186079 + ... + 341105.

It is an arithmetic number, because the mean of its divisors is an integer number (1320063420).

Almost surely, 2^40863876984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40863876984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63363044160).

40863876984 is an abundant number, since it is smaller than the sum of its proper divisors (85862211336).

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

40863876984 is a wasteful number, since it uses less digits than its factorization.

40863876984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155569 (or 155562 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 40863876984 in words is "forty billion, eight hundred sixty-three million, eight hundred seventy-six thousand, nine hundred eighty-four".