40401374074 has 8 divisors (see below), whose sum is σ = 60605531028. Its totient is φ = 20199530400.

The previous prime is 40401374059. The next prime is 40401374087. The reversal of 40401374074 is 47047310404.

It can be written as a sum of positive squares in 2 ways, for example, as 37925615025 + 2475759049 = 194745^2 + 49757^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533977 + ... + 604924.

Almost surely, 2^40401374074 is an apocalyptic number.

40401374074 is a deficient number, since it is larger than the sum of its proper divisors (20204156954).

40401374074 is a wasteful number, since it uses less digits than its factorization.

40401374074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156640.

The product of its (nonzero) digits is 37632, while the sum is 34.

Adding to 40401374074 its reverse (47047310404), we get a palindrome (87448684478).

The spelling of 40401374074 in words is "forty billion, four hundred one million, three hundred seventy-four thousand, seventy-four".