120440140425 has 36 divisors (see below), whose sum is σ = 235332739824. Its totient is φ = 58395218400.

The previous prime is 120440140417. The next prime is 120440140433. The reversal of 120440140425 is 524041044021.

It is an interprime number because it is at equal distance from previous prime (120440140417) and next prime (120440140433).

It is not a de Polignac number, because 120440140425 - 2³ = 120440140417 is a prime.

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, 24328867 + ... + 24333816.

Almost surely, 2^120440140425 is an apocalyptic number.

120440140425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120440140425 is a deficient number, since it is larger than the sum of its proper divisors (114892599399).

120440140425 is a wasteful number, since it uses less digits than its factorization.

120440140425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48662710 (or 48662702 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 120440140425 its reverse (524041044021), we get a palindrome (644481184446).

The spelling of 120440140425 in words is "one hundred twenty billion, four hundred forty million, one hundred forty thousand, four hundred twenty-five".