40888650402 has 24 divisors (see below), whose sum is σ = 88604780940. Its totient is φ = 13627595520.

The previous prime is 40888650401. The next prime is 40888650409. The reversal of 40888650402 is 20405688804.

40888650402 is a `hidden beast` number, since 40 + 88 + 86 + 50 + 402 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 36499720401 + 4388930001 = 191049^2 + 66249^2 .

It is not an unprimeable number, because it can be changed into a prime (40888650401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30999 + ... + 287642.

Almost surely, 2^40888650402 is an apocalyptic number.

40888650402 is an abundant number, since it is smaller than the sum of its proper divisors (47716130538).

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

40888650402 is a wasteful number, since it uses less digits than its factorization.

40888650402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325778 (or 325775 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 45.

The spelling of 40888650402 in words is "forty billion, eight hundred eighty-eight million, six hundred fifty thousand, four hundred two".