40164648213 has 8 divisors (see below), whose sum is σ = 53806670176. Its totient is φ = 26649529200.

The previous prime is 40164648157. The next prime is 40164648289. The reversal of 40164648213 is 31284646104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40164648213 - 2⁶ = 40164648149 is a prime.

It is a super-2 number, since 2×40164648213² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40164644213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31724998 + ... + 31726263.

It is an arithmetic number, because the mean of its divisors is an integer number (6725833772).

Almost surely, 2^40164648213 is an apocalyptic number.

It is an amenable number.

40164648213 is a deficient number, since it is larger than the sum of its proper divisors (13642021963).

40164648213 is a wasteful number, since it uses less digits than its factorization.

40164648213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63451475.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 40164648213 in words is "forty billion, one hundred sixty-four million, six hundred forty-eight thousand, two hundred thirteen".