40653913828 has 24 divisors (see below), whose sum is σ = 77648616864. Its totient is φ = 18470337600.

The previous prime is 40653913759. The next prime is 40653913843. The reversal of 40653913828 is 82831935604.

It is a super-2 number, since 2×40653913828² (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 7 ways as a sum of consecutive naturals, for example, 123025 + ... + 310552.

It is an arithmetic number, because the mean of its divisors is an integer number (3235359036).

Almost surely, 2^40653913828 is an apocalyptic number.

It is an amenable number.

40653913828 is a deficient number, since it is larger than the sum of its proper divisors (36994703036).

40653913828 is a wasteful number, since it uses less digits than its factorization.

40653913828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435723 (or 435721 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 40653913828 in words is "forty billion, six hundred fifty-three million, nine hundred thirteen thousand, eight hundred twenty-eight".