40748756475 has 72 divisors (see below), whose sum is σ = 82980836208. Its totient is φ = 17532211200.

The previous prime is 40748756453. The next prime is 40748756479. The reversal of 40748756475 is 57465784704.

It is not a de Polignac number, because 40748756475 - 2⁹ = 40748755963 is a prime.

It is a super-2 number, since 2×40748756475² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40748756479) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 263646 + ... + 388595.

It is an arithmetic number, because the mean of its divisors is an integer number (1152511614).

Almost surely, 2^40748756475 is an apocalyptic number.

40748756475 is an abundant number, since it is smaller than the sum of its proper divisors (42232079733).

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

40748756475 is a wasteful number, since it uses less digits than its factorization.

40748756475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652285 (or 652273 counting only the distinct ones).

The product of its (nonzero) digits is 26342400, while the sum is 57.

The spelling of 40748756475 in words is "forty billion, seven hundred forty-eight million, seven hundred fifty-six thousand, four hundred seventy-five".