625256495 has 8 divisors (see below), whose sum is σ = 782930016. Its totient is φ = 478457056.

The previous prime is 625256491. The next prime is 625256509. The reversal of 625256495 is 594652526.

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

It is a cyclic number.

It is not a de Polignac number, because 625256495 - 2² = 625256491 is a prime.

It is a super-3 number, since 3×625256495³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625256491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2718392 + ... + 2718621.

It is an arithmetic number, because the mean of its divisors is an integer number (97866252).

Almost surely, 2^625256495 is an apocalyptic number.

625256495 is a deficient number, since it is larger than the sum of its proper divisors (157673521).

625256495 is a wasteful number, since it uses less digits than its factorization.

625256495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5437041.

The product of its digits is 648000, while the sum is 44.

The square root of 625256495 is about 25005.1293737905. The cubic root of 625256495 is about 855.1049174170.

The spelling of 625256495 in words is "six hundred twenty-five million, two hundred fifty-six thousand, four hundred ninety-five".