40311552531402 has 40 divisors (see below), whose sum is σ = 90826786422372. Its totient is φ = 13362945580800.

The previous prime is 40311552531401. The next prime is 40311552531563. The reversal of 40311552531402 is 20413525511304.

40311552531402 is a `hidden beast` number, since 4 + 0 + 3 + 11 + 552 + 53 + 1 + 40 + 2 = 666.

40311552531402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37025022262761 + 3286530268641 = 6084819^2 + 1812879^2 .

It is not an unprimeable number, because it can be changed into a prime (40311552531401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 687364999 + ... + 687423642.

Almost surely, 2^{40311552531402} is an apocalyptic number.

40311552531402 is an abundant number, since it is smaller than the sum of its proper divisors (50515233890970).

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

40311552531402 is a wasteful number, since it uses less digits than its factorization.

40311552531402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374788836 (or 1374788827 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 40311552531402 in words is "forty trillion, three hundred eleven billion, five hundred fifty-two million, five hundred thirty-one thousand, four hundred two".