1373026631431 has 24 divisors (see below), whose sum is σ = 1783501075104. Its totient is φ = 1029174361920.

The previous prime is 1373026631413. The next prime is 1373026631443. The reversal of 1373026631431 is 1341366203731.

It is not a de Polignac number, because 1373026631431 - 2²⁹ = 1372489760519 is a prime.

It is a super-2 number, since 2×1373026631431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373026631411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20864940 + ... + 20930641.

It is an arithmetic number, because the mean of its divisors is an integer number (74312544796).

Almost surely, 2^{1373026631431} is an apocalyptic number.

1373026631431 is a deficient number, since it is larger than the sum of its proper divisors (410474443673).

1373026631431 is a wasteful number, since it uses less digits than its factorization.

1373026631431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41795639 (or 41795620 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 1373026631431 in words is "one trillion, three hundred seventy-three billion, twenty-six million, six hundred thirty-one thousand, four hundred thirty-one".