625345544534 has 8 divisors (see below), whose sum is σ = 953916932520. Its totient is φ = 307373233696.

The previous prime is 625345544443. The next prime is 625345544539. The reversal of 625345544534 is 435445543526.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625345544539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2649769139 + ... + 2649769374.

It is an arithmetic number, because the mean of its divisors is an integer number (119239616565).

Almost surely, 2^625345544534 is an apocalyptic number.

625345544534 is a deficient number, since it is larger than the sum of its proper divisors (328571387986).

625345544534 is a wasteful number, since it uses less digits than its factorization.

625345544534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5299538574.

The product of its digits is 17280000, while the sum is 50.

The spelling of 625345544534 in words is "six hundred twenty-five billion, three hundred forty-five million, five hundred forty-four thousand, five hundred thirty-four".