40401586352 has 20 divisors (see below), whose sum is σ = 78282128760. Its totient is φ = 20199746688.

The previous prime is 40401586327. The next prime is 40401586363. The reversal of 40401586352 is 25368510404.

It is a super-2 number, since 2×40401586352² (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 3 ways as a sum of consecutive naturals, for example, 322988 + ... + 430260.

It is an arithmetic number, because the mean of its divisors is an integer number (3914106438).

Almost surely, 2^40401586352 is an apocalyptic number.

It is an amenable number.

40401586352 is a deficient number, since it is larger than the sum of its proper divisors (37880542408).

40401586352 is a wasteful number, since it uses less digits than its factorization.

40401586352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130820 (or 130814 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 40401586352 in words is "forty billion, four hundred one million, five hundred eighty-six thousand, three hundred fifty-two".