40432537125819 has 12 divisors (see below), whose sum is σ = 58406144085016. Its totient is φ = 26953367615712.

The previous prime is 40432537125809. The next prime is 40432537125863. The reversal of 40432537125819 is 91852173523404.

40432537125819 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 2 + 5 + 371 + 258 + 19 = 666.

It is not a de Polignac number, because 40432537125819 - 2⁴ = 40432537125803 is a prime.

It is a super-2 number, since 2×40432537125819² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40432537125809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137940034 + ... + 138232839.

Almost surely, 2^{40432537125819} is an apocalyptic number.

40432537125819 is a deficient number, since it is larger than the sum of its proper divisors (17973606959197).

40432537125819 is a wasteful number, since it uses less digits than its factorization.

40432537125819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276189146 (or 276189143 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 40432537125819 in words is "forty trillion, four hundred thirty-two billion, five hundred thirty-seven million, one hundred twenty-five thousand, eight hundred nineteen".