40403670070731 has 32 divisors (see below), whose sum is σ = 60993522374400. Its totient is φ = 23565678756480.

The previous prime is 40403670070723. The next prime is 40403670070763. The reversal of 40403670070731 is 13707007630404.

It is not a de Polignac number, because 40403670070731 - 2³ = 40403670070723 is a prime.

It is a super-2 number, since 2×40403670070731² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40403670070831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68466936 + ... + 69054533.

It is an arithmetic number, because the mean of its divisors is an integer number (1906047574200).

Almost surely, 2^{40403670070731} is an apocalyptic number.

40403670070731 is a deficient number, since it is larger than the sum of its proper divisors (20589852303669).

40403670070731 is a wasteful number, since it uses less digits than its factorization.

40403670070731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137521819.

The product of its (nonzero) digits is 296352, while the sum is 42.

The spelling of 40403670070731 in words is "forty trillion, four hundred three billion, six hundred seventy million, seventy thousand, seven hundred thirty-one".