425938775500 has 192 divisors, whose sum is σ = 1104845414400. Its totient is φ = 140371488000.

The previous prime is 425938775419. The next prime is 425938775503. The reversal of 425938775500 is 5577839524.

It is not an unprimeable number, because it can be changed into a prime (425938775503) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16153327 + ... + 16179673.

It is an arithmetic number, because the mean of its divisors is an integer number (5754403200).

Almost surely, 2^425938775500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425938775500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552422707200).

425938775500 is an abundant number, since it is smaller than the sum of its proper divisors (678906638900).

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

425938775500 is a wasteful number, since it uses less digits than its factorization.

425938775500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26553 (or 26541 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 55.

The spelling of 425938775500 in words is "four hundred twenty-five billion, nine hundred thirty-eight million, seven hundred seventy-five thousand, five hundred".