40123465100 has 36 divisors (see below), whose sum is σ = 89191536168. Its totient is φ = 15657936000.

The previous prime is 40123465097. The next prime is 40123465271. The reversal of 40123465100 is 156432104.

It is a self number, because there is not a number n which added to its sum of digits gives 40123465100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4889006 + ... + 4897205.

Almost surely, 2^40123465100 is an apocalyptic number.

It is an amenable number.

40123465100 is an abundant number, since it is smaller than the sum of its proper divisors (49068071068).

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

40123465100 is a wasteful number, since it uses less digits than its factorization.

40123465100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9786266 (or 9786259 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 40123465100 its reverse (156432104), we get a palindrome (40279897204).

The spelling of 40123465100 in words is "forty billion, one hundred twenty-three million, four hundred sixty-five thousand, one hundred".