40140040510 has 16 divisors (see below), whose sum is σ = 72399234672. Its totient is φ = 16023313600.

The previous prime is 40140040489. The next prime is 40140040529. The reversal of 40140040510 is 1504004104.

It is a super-2 number, since 2×40140040510² (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 7 ways as a sum of consecutive naturals, for example, 4082671 + ... + 4092490.

It is an arithmetic number, because the mean of its divisors is an integer number (4524952167).

Almost surely, 2^40140040510 is an apocalyptic number.

40140040510 is a deficient number, since it is larger than the sum of its proper divisors (32259194162).

40140040510 is a wasteful number, since it uses less digits than its factorization.

40140040510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8175659.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 40140040510 its reverse (1504004104), we get a palindrome (41644044614).

The spelling of 40140040510 in words is "forty billion, one hundred forty million, forty thousand, five hundred ten".