76444450125 has 32 divisors (see below), whose sum is σ = 127352184960. Its totient is φ = 40722739200.

The previous prime is 76444450037. The next prime is 76444450153. The reversal of 76444450125 is 52105444467.

It is not a de Polignac number, because 76444450125 - 2¹⁹ = 76443925837 is a prime.

It is a super-2 number, since 2×76444450125² (a number of 23 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 31 ways as a sum of consecutive naturals, for example, 203469 + ... + 440781.

It is an arithmetic number, because the mean of its divisors is an integer number (3979755780).

Almost surely, 2^76444450125 is an apocalyptic number.

76444450125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

76444450125 is a deficient number, since it is larger than the sum of its proper divisors (50907734835).

76444450125 is a wasteful number, since it uses less digits than its factorization.

76444450125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238190 (or 238180 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 76444450125 in words is "seventy-six billion, four hundred forty-four million, four hundred fifty thousand, one hundred twenty-five".