1031573172340 has 24 divisors (see below), whose sum is σ = 2280319644960. Its totient is φ = 390911938848.

The previous prime is 1031573172337. The next prime is 1031573172389. The reversal of 1031573172340 is 432713751301.

It is a super-2 number, since 2×1031573172340² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1031573172340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357332742 + ... + 1357333501.

It is an arithmetic number, because the mean of its divisors is an integer number (95013318540).

Almost surely, 2^{1031573172340} is an apocalyptic number.

1031573172340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031573172340 is an abundant number, since it is smaller than the sum of its proper divisors (1248746472620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1031573172340 is a wasteful number, since it uses less digits than its factorization.

1031573172340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714666271 (or 2714666269 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The spelling of 1031573172340 in words is "one trillion, thirty-one billion, five hundred seventy-three million, one hundred seventy-two thousand, three hundred forty".