40510187087742 has 32 divisors (see below), whose sum is σ = 91366259443200. Its totient is φ = 13301852475384.

The previous prime is 40510187087731. The next prime is 40510187087779. The reversal of 40510187087742 is 24778078101504.

It is a happy number.

40510187087742 is a `hidden beast` number, since 4 + 0 + 510 + 1 + 8 + 7 + 0 + 87 + 7 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5598419142 + ... + 5598426377.

It is an arithmetic number, because the mean of its divisors is an integer number (2855195607600).

Almost surely, 2^{40510187087742} is an apocalyptic number.

40510187087742 is an abundant number, since it is smaller than the sum of its proper divisors (50856072355458).

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

40510187087742 is a wasteful number, since it uses less digits than its factorization.

40510187087742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11196845597 (or 11196845591 counting only the distinct ones).

The product of its (nonzero) digits is 3512320, while the sum is 54.

The spelling of 40510187087742 in words is "forty trillion, five hundred ten billion, one hundred eighty-seven million, eighty-seven thousand, seven hundred forty-two".