40931219475 has 144 divisors (see below), whose sum is σ = 77825748000. Its totient is φ = 20536104960.

The previous prime is 40931219437. The next prime is 40931219477. The reversal of 40931219475 is 57491213904.

It is not a de Polignac number, because 40931219475 - 2²⁴ = 40914442259 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 40931219475.

It is not an unprimeable number, because it can be changed into a prime (40931219477) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 39018751 + ... + 39019799.

Almost surely, 2^40931219475 is an apocalyptic number.

40931219475 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40931219475 is a deficient number, since it is larger than the sum of its proper divisors (36894528525).

40931219475 is a wasteful number, since it uses less digits than its factorization.

40931219475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 40931219475 in words is "forty billion, nine hundred thirty-one million, two hundred nineteen thousand, four hundred seventy-five".