1031740031655 has 120 divisors (see below), whose sum is σ = 1913512461696. Its totient is φ = 531832210560.

The previous prime is 1031740031563. The next prime is 1031740031657. The reversal of 1031740031655 is 5561300471301.

It is not a de Polignac number, because 1031740031655 - 2⁹ = 1031740031143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031740031657) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 481445514 + ... + 481447656.

Almost surely, 2^{1031740031655} is an apocalyptic number.

1031740031655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1031740031655 is a deficient number, since it is larger than the sum of its proper divisors (881772430041).

1031740031655 is a wasteful number, since it uses less digits than its factorization.

1031740031655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459 (or 3419 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 1031740031655 in words is "one trillion, thirty-one billion, seven hundred forty million, thirty-one thousand, six hundred fifty-five".