6375624534 has 96 divisors (see below), whose sum is σ = 15431095680. Its totient is φ = 1966410432.

The previous prime is 6375624523. The next prime is 6375624539. The reversal of 6375624534 is 4354265736.

6375624534 is a `hidden beast` number, since 6 + 37 + 562 + 4 + 53 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6375624534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6375624539) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 389034 + ... + 405090.

It is an arithmetic number, because the mean of its divisors is an integer number (160740580).

Almost surely, 2^6375624534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6375624534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7715547840).

6375624534 is an abundant number, since it is smaller than the sum of its proper divisors (9055471146).

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

6375624534 is a wasteful number, since it uses less digits than its factorization.

6375624534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16136 (or 16124 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

The square root of 6375624534 is about 79847.5080011894. The cubic root of 6375624534 is about 1854.2754327338.

The spelling of 6375624534 in words is "six billion, three hundred seventy-five million, six hundred twenty-four thousand, five hundred thirty-four".