1631267312413 has 8 divisors (see below), whose sum is σ = 1641447440640. Its totient is φ = 1621092090000.

The previous prime is 1631267312399. The next prime is 1631267312419. The reversal of 1631267312413 is 3142137621361.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1631267312413 - 2¹³ = 1631267304221 is a prime.

It is a super-2 number, since 2×1631267312413² (a number of 25 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 (1631267312419) 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, 558213 + ... + 1890538.

It is an arithmetic number, because the mean of its divisors is an integer number (205180930080).

Almost surely, 2^{1631267312413} is an apocalyptic number.

It is an amenable number.

1631267312413 is a deficient number, since it is larger than the sum of its proper divisors (10180128227).

1631267312413 is a wasteful number, since it uses less digits than its factorization.

1631267312413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452907.

The product of its digits is 108864, while the sum is 40.

The spelling of 1631267312413 in words is "one trillion, six hundred thirty-one billion, two hundred sixty-seven million, three hundred twelve thousand, four hundred thirteen".