1625422738260 has 192 divisors, whose sum is σ = 4760762791680. Its totient is φ = 413837598720.

The previous prime is 1625422738253. The next prime is 1625422738279. The reversal of 1625422738260 is 628372245261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87093330 + ... + 87111990.

It is an arithmetic number, because the mean of its divisors is an integer number (24795639540).

Almost surely, 2^{1625422738260} is an apocalyptic number.

1625422738260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1625422738260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2380381395840).

1625422738260 is an abundant number, since it is smaller than the sum of its proper divisors (3135340053420).

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

1625422738260 is a wasteful number, since it uses less digits than its factorization.

1625422738260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19258 (or 19256 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 1625422738260 in words is "one trillion, six hundred twenty-five billion, four hundred twenty-two million, seven hundred thirty-eight thousand, two hundred sixty".