625536053340 has 192 divisors, whose sum is σ = 1967863403520. Its totient is φ = 147133532160.

The previous prime is 625536053333. The next prime is 625536053341. The reversal of 625536053340 is 43350635526.

It is a junction number, because it is equal to n+sod(n) for n = 625536053292 and 625536053301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625536053341) 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, 8731104 + ... + 8802456.

It is an arithmetic number, because the mean of its divisors is an integer number (10249288560).

Almost surely, 2^625536053340 is an apocalyptic number.

625536053340 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 625536053340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (983931701760).

625536053340 is an abundant number, since it is smaller than the sum of its proper divisors (1342327350180).

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

625536053340 is a wasteful number, since it uses less digits than its factorization.

625536053340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71772 (or 71770 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 42.

Adding to 625536053340 its reverse (43350635526), we get a palindrome (668886688866).

The spelling of 625536053340 in words is "six hundred twenty-five billion, five hundred thirty-six million, fifty-three thousand, three hundred forty".