7663220925 has 48 divisors (see below), whose sum is σ = 13111303680. Its totient is φ = 3945312000.

The previous prime is 7663220921. The next prime is 7663220927. The reversal of 7663220925 is 5290223667.

It is not a de Polignac number, because 7663220925 - 2² = 7663220921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663220921) 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, 974911 + ... + 982739.

It is an arithmetic number, because the mean of its divisors is an integer number (273152160).

Almost surely, 2^7663220925 is an apocalyptic number.

7663220925 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7663220925 is a deficient number, since it is larger than the sum of its proper divisors (5448082755).

7663220925 is a wasteful number, since it uses less digits than its factorization.

7663220925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8294 (or 8289 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 7663220925 is about 87539.8247942044. The cubic root of 7663220925 is about 1971.5317799547.

The spelling of 7663220925 in words is "seven billion, six hundred sixty-three million, two hundred twenty thousand, nine hundred twenty-five".