425115015140 has 24 divisors (see below), whose sum is σ = 900641904120. Its totient is φ = 168541173248.

The previous prime is 425115015133. The next prime is 425115015161. The reversal of 425115015140 is 41510511524.

It can be written as a sum of positive squares in 4 ways, for example, as 25339545856 + 399775469284 = 159184^2 + 632278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94049735 + ... + 94054254.

It is an arithmetic number, because the mean of its divisors is an integer number (37526746005).

Almost surely, 2^425115015140 is an apocalyptic number.

It is an amenable number.

425115015140 is an abundant number, since it is smaller than the sum of its proper divisors (475526888980).

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

425115015140 is a wasteful number, since it uses less digits than its factorization.

425115015140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188104111 (or 188104109 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 425115015140 its reverse (41510511524), we get a palindrome (466625526664).

The spelling of 425115015140 in words is "four hundred twenty-five billion, one hundred fifteen million, fifteen thousand, one hundred forty".