625536203460 has 192 divisors, whose sum is σ = 2047026315264. Its totient is φ = 139772044800.

The previous prime is 625536203441. The next prime is 625536203491. The reversal of 625536203460 is 64302635526.

625536203460 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 4101165 + ... + 4250955.

It is an arithmetic number, because the mean of its divisors is an integer number (10661595392).

Almost surely, 2^625536203460 is an apocalyptic number.

625536203460 is a gapful number since it is divisible by the number (60) 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 625536203460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023513157632).

625536203460 is an abundant number, since it is smaller than the sum of its proper divisors (1421490111804).

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

625536203460 is a wasteful number, since it uses less digits than its factorization.

625536203460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150034 (or 150032 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 625536203460 its reverse (64302635526), we get a palindrome (689838838986).

The spelling of 625536203460 in words is "six hundred twenty-five billion, five hundred thirty-six million, two hundred three thousand, four hundred sixty".