40070861622 has 32 divisors (see below), whose sum is σ = 97141484160. Its totient is φ = 12142685160.

The previous prime is 40070861569. The next prime is 40070861647. The reversal of 40070861622 is 22616807004.

It is a super-2 number, since 2×40070861622² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33729088 + ... + 33730275.

It is an arithmetic number, because the mean of its divisors is an integer number (3035671380).

Almost surely, 2^40070861622 is an apocalyptic number.

40070861622 is an abundant number, since it is smaller than the sum of its proper divisors (57070622538).

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

40070861622 is a wasteful number, since it uses less digits than its factorization.

40070861622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67459385 (or 67459379 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 40070861622 in words is "forty billion, seventy million, eight hundred sixty-one thousand, six hundred twenty-two".