40037625442 has 16 divisors (see below), whose sum is σ = 60289212600. Its totient is φ = 19941368832.

The previous prime is 40037625431. The next prime is 40037625473. The reversal of 40037625442 is 24452673004.

40037625442 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 4 ways, for example, as 32478887961 + 7558737481 = 180219^2 + 86941^2 .

It is a super-2 number, since 2×40037625442² (a number of 22 digits) contains 22 as substring.

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, 514108 + ... + 586840.

Almost surely, 2^40037625442 is an apocalyptic number.

40037625442 is a deficient number, since it is larger than the sum of its proper divisors (20251587158).

40037625442 is a wasteful number, since it uses less digits than its factorization.

40037625442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73797.

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 40037625442 in words is "forty billion, thirty-seven million, six hundred twenty-five thousand, four hundred forty-two".