40513100382 has 24 divisors (see below), whose sum is σ = 87886918080. Its totient is φ = 13487669280.

The previous prime is 40513100371. The next prime is 40513100393. The reversal of 40513100382 is 28300131504.

It is a happy number.

40513100382 is a `hidden beast` number, since 40 + 513 + 100 + 3 + 8 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (40513100371) and next prime (40513100393).

It is a super-2 number, since 2×40513100382² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 1376494 + ... + 1405617.

It is an arithmetic number, because the mean of its divisors is an integer number (3661954920).

Almost surely, 2^40513100382 is an apocalyptic number.

40513100382 is an abundant number, since it is smaller than the sum of its proper divisors (47373817698).

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

40513100382 is a wasteful number, since it uses less digits than its factorization.

40513100382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782928 (or 2782925 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 40513100382 its reverse (28300131504), we get a palindrome (68813231886).

The spelling of 40513100382 in words is "forty billion, five hundred thirteen million, one hundred thousand, three hundred eighty-two".