1363404043631 has 96 divisors (see below), whose sum is σ = 1733970862080. Its totient is φ = 1066037414400.

The previous prime is 1363404043613. The next prime is 1363404043649.

1363404043631 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (1363404043613) and next prime (1363404043649).

It is not a de Polignac number, because 1363404043631 - 2²⁶ = 1363336934767 is a prime.

It is a super-2 number, since 2×1363404043631² (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 (1363404040631) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1430643851 + ... + 1430644803.

It is an arithmetic number, because the mean of its divisors is an integer number (18062196480).

Almost surely, 2^{1363404043631} is an apocalyptic number.

1363404043631 is a deficient number, since it is larger than the sum of its proper divisors (370566818449).

1363404043631 is a wasteful number, since it uses less digits than its factorization.

1363404043631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765 (or 1758 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 1363404043631 in words is "one trillion, three hundred sixty-three billion, four hundred four million, forty-three thousand, six hundred thirty-one".