1012555254132 has 108 divisors (see below), whose sum is σ = 2676449286784. Its totient is φ = 322745623200.

The previous prime is 1012555254089. The next prime is 1012555254157. The reversal of 1012555254132 is 2314525552101.

1012555254132 is a `hidden beast` number, since 1 + 0 + 1 + 25 + 552 + 54 + 1 + 32 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 87653757 + ... + 87665307.

Almost surely, 2^{1012555254132} is an apocalyptic number.

1012555254132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012555254132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1338224643392).

1012555254132 is an abundant number, since it is smaller than the sum of its proper divisors (1663894032652).

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

1012555254132 is a wasteful number, since it uses less digits than its factorization.

1012555254132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16210 (or 16182 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 1012555254132 in words is "one trillion, twelve billion, five hundred fifty-five million, two hundred fifty-four thousand, one hundred thirty-two".