40234037878332 has 18 divisors (see below), whose sum is σ = 101702706859208. Its totient is φ = 13411345959432.

The previous prime is 40234037878301. The next prime is 40234037878357. The reversal of 40234037878332 is 23387873043204.

It is a happy number.

40234037878332 is a `hidden beast` number, since 4 + 0 + 234 + 0 + 3 + 7 + 8 + 78 + 332 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 558806081608 + ... + 558806081679.

Almost surely, 2^{40234037878332} is an apocalyptic number.

It is an amenable number.

40234037878332 is an abundant number, since it is smaller than the sum of its proper divisors (61468668980876).

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

40234037878332 is a wasteful number, since it uses less digits than its factorization.

40234037878332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117612163297 (or 1117612163292 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 54.

The spelling of 40234037878332 in words is "forty trillion, two hundred thirty-four billion, thirty-seven million, eight hundred seventy-eight thousand, three hundred thirty-two".