40929187387 has 12 divisors (see below), whose sum is σ = 45043186608. Its totient is φ = 37162941200.

The previous prime is 40929187333. The next prime is 40929187391. The reversal of 40929187387 is 78378192904.

It is a de Polignac number, because none of the positive numbers 2^k-40929187387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40929187987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106663 + ... + 305344.

It is an arithmetic number, because the mean of its divisors is an integer number (3753598884).

Almost surely, 2^40929187387 is an apocalyptic number.

40929187387 is a deficient number, since it is larger than the sum of its proper divisors (4113999221).

40929187387 is a wasteful number, since it uses less digits than its factorization.

40929187387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412850 (or 412839 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 58.

The spelling of 40929187387 in words is "forty billion, nine hundred twenty-nine million, one hundred eighty-seven thousand, three hundred eighty-seven".