1031016854644 has 48 divisors (see below), whose sum is σ = 2075642402176. Its totient is φ = 438955977600.

The previous prime is 1031016854633. The next prime is 1031016854671. The reversal of 1031016854644 is 4464586101301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031016854644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3034942 + ... + 3357514.

Almost surely, 2^{1031016854644} is an apocalyptic number.

1031016854644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1031016854644 is an abundant number, since it is smaller than the sum of its proper divisors (1044625547532).

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

1031016854644 is a wasteful number, since it uses less digits than its factorization.

1031016854644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323336 (or 323334 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 1031016854644 in words is "one trillion, thirty-one billion, sixteen million, eight hundred fifty-four thousand, six hundred forty-four".