1000125551344 has 20 divisors (see below), whose sum is σ = 1937830033440. Its totient is φ = 500040381440.

The previous prime is 1000125551339. The next prime is 1000125551351. The reversal of 1000125551344 is 4431555210001.

It is a super-2 number, since 2×1000125551344² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028209 + ... + 1748560.

It is an arithmetic number, because the mean of its divisors is an integer number (96891501672).

Almost surely, 2^{1000125551344} is an apocalyptic number.

It is an amenable number.

1000125551344 is a deficient number, since it is larger than the sum of its proper divisors (937704482096).

1000125551344 is a wasteful number, since it uses less digits than its factorization.

1000125551344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799288 (or 2799282 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 1000125551344 in words is "one trillion, one hundred twenty-five million, five hundred fifty-one thousand, three hundred forty-four".