40013101564 has 12 divisors (see below), whose sum is σ = 73067403024. Its totient is φ = 19136700704.

The previous prime is 40013101561. The next prime is 40013101571. The reversal of 40013101564 is 46510131004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40013101561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217462417 + ... + 217462600.

It is an arithmetic number, because the mean of its divisors is an integer number (6088950252).

Almost surely, 2^40013101564 is an apocalyptic number.

It is an amenable number.

40013101564 is a deficient number, since it is larger than the sum of its proper divisors (33054301460).

40013101564 is a wasteful number, since it uses less digits than its factorization.

40013101564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434925044 (or 434925042 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 40013101564 its reverse (46510131004), we get a palindrome (86523232568).

The spelling of 40013101564 in words is "forty billion, thirteen million, one hundred one thousand, five hundred sixty-four".