3625555725630 has 224 divisors, whose sum is σ = 10029111730848. Its totient is φ = 942675148800.

The previous prime is 3625555725601. The next prime is 3625555725689. The reversal of 3625555725630 is 365275555263.

3625555725630 is a `hidden beast` number, since 3 + 6 + 2 + 5 + 5 + 5 + 5 + 72 + 563 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 809092990 + ... + 809097470.

It is an arithmetic number, because the mean of its divisors is an integer number (44772820227).

Almost surely, 2^{3625555725630} is an apocalyptic number.

3625555725630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3625555725630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5014555865424).

3625555725630 is an abundant number, since it is smaller than the sum of its proper divisors (6403556005218).

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

3625555725630 is a wasteful number, since it uses less digits than its factorization.

3625555725630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7254 (or 7239 counting only the distinct ones).

The product of its (nonzero) digits is 28350000, while the sum is 54.

The spelling of 3625555725630 in words is "three trillion, six hundred twenty-five billion, five hundred fifty-five million, seven hundred twenty-five thousand, six hundred thirty".