40615054402 has 16 divisors (see below), whose sum is σ = 66210855480. Its totient is φ = 18573432192.

The previous prime is 40615054391. The next prime is 40615054429. The reversal of 40615054402 is 20445051604.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22505700361 + 18109354041 = 150019^2 + 134571^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7162843 + ... + 7168510.

Almost surely, 2^40615054402 is an apocalyptic number.

40615054402 is a deficient number, since it is larger than the sum of its proper divisors (25595801078).

40615054402 is a wasteful number, since it uses less digits than its factorization.

40615054402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14331477.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 40615054402 in words is "forty billion, six hundred fifteen million, fifty-four thousand, four hundred two".