40299940575 has 18 divisors (see below), whose sum is σ = 72181671744. Its totient is φ = 21493301520.

The previous prime is 40299940559. The next prime is 40299940601. The reversal of 40299940575 is 57504999204.

40299940575 is a `hidden beast` number, since 4 + 0 + 29 + 9 + 9 + 40 + 575 = 666.

It is not a de Polignac number, because 40299940575 - 2⁴ = 40299940559 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 89555199 + ... + 89555648.

Almost surely, 2^40299940575 is an apocalyptic number.

40299940575 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40299940575 is a deficient number, since it is larger than the sum of its proper divisors (31881731169).

40299940575 is a wasteful number, since it uses less digits than its factorization.

40299940575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179110863 (or 179110855 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 40299940575 in words is "forty billion, two hundred ninety-nine million, nine hundred forty thousand, five hundred seventy-five".