1012995262620 has 96 divisors (see below), whose sum is σ = 3438044547840. Its totient is φ = 245574607680.

The previous prime is 1012995262613. The next prime is 1012995262621. The reversal of 1012995262620 is 262625992101.

1012995262620 is a `hidden beast` number, since 1 + 0 + 12 + 9 + 9 + 5 + 2 + 6 + 2 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012995262621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85263022 + ... + 85274901.

It is an arithmetic number, because the mean of its divisors is an integer number (35812964040).

Almost surely, 2^{1012995262620} is an apocalyptic number.

1012995262620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012995262620 is an abundant number, since it is smaller than the sum of its proper divisors (2425049285220).

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

1012995262620 is a wasteful number, since it uses less digits than its factorization.

1012995262620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170537952 (or 170537944 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 1012995262620 in words is "one trillion, twelve billion, nine hundred ninety-five million, two hundred sixty-two thousand, six hundred twenty".