40140477878733 has 20 divisors (see below), whose sum is σ = 59986627797888. Its totient is φ = 26749745427240.

The previous prime is 40140477878723. The next prime is 40140477878737. The reversal of 40140477878733 is 33787877404104.

It is a happy number.

40140477878733 is a `hidden beast` number, since 4 + 0 + 1 + 4 + 0 + 477 + 87 + 87 + 3 + 3 = 666.

It is not a de Polignac number, because 40140477878733 - 2⁵ = 40140477878701 is a prime.

It is a super-2 number, since 2×40140477878733² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40140477878737) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97693341 + ... + 98103362.

Almost surely, 2^{40140477878733} is an apocalyptic number.

It is an amenable number.

40140477878733 is a deficient number, since it is larger than the sum of its proper divisors (19846149919155).

40140477878733 is a wasteful number, since it uses less digits than its factorization.

40140477878733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195799246 (or 195799237 counting only the distinct ones).

The product of its (nonzero) digits is 88510464, while the sum is 63.

The spelling of 40140477878733 in words is "forty trillion, one hundred forty billion, four hundred seventy-seven million, eight hundred seventy-eight thousand, seven hundred thirty-three".