1025756994900 has 72 divisors (see below), whose sum is σ = 3237662088864. Its totient is φ = 248668361600.

The previous prime is 1025756994811. The next prime is 1025756994919. The reversal of 1025756994900 is 94996575201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155414427 + ... + 155421026.

It is an arithmetic number, because the mean of its divisors is an integer number (44967529012).

Almost surely, 2^{1025756994900} is an apocalyptic number.

1025756994900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1025756994900 is an abundant number, since it is smaller than the sum of its proper divisors (2211905093964).

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

1025756994900 is a wasteful number, since it uses less digits than its factorization.

1025756994900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310835481 (or 310835474 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 57.

The spelling of 1025756994900 in words is "one trillion, twenty-five billion, seven hundred fifty-six million, nine hundred ninety-four thousand, nine hundred".