40736415555 has 96 divisors (see below), whose sum is σ = 77827538880. Its totient is φ = 19547274240.

The previous prime is 40736415509. The next prime is 40736415583. The reversal of 40736415555 is 55551463704.

40736415555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40736415555 - 2⁸ = 40736415299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 40736415555.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22769601 + ... + 22771389.

It is an arithmetic number, because the mean of its divisors is an integer number (810703530).

Almost surely, 2^40736415555 is an apocalyptic number.

40736415555 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40736415555 is a deficient number, since it is larger than the sum of its proper divisors (37091123325).

40736415555 is a wasteful number, since it uses less digits than its factorization.

40736415555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261 (or 2258 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 45.

The spelling of 40736415555 in words is "forty billion, seven hundred thirty-six million, four hundred fifteen thousand, five hundred fifty-five".