7764416025 has 24 divisors (see below), whose sum is σ = 13512810720. Its totient is φ = 3923072640.

The previous prime is 7764415993. The next prime is 7764416047. The reversal of 7764416025 is 5206144677.

It is not a de Polignac number, because 7764416025 - 2⁵ = 7764415993 is a prime.

It is a super-3 number, since 3×7764416025³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2722932 + ... + 2725781.

It is an arithmetic number, because the mean of its divisors is an integer number (563033780).

Almost surely, 2^7764416025 is an apocalyptic number.

7764416025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7764416025 is a deficient number, since it is larger than the sum of its proper divisors (5748394695).

7764416025 is a wasteful number, since it uses less digits than its factorization.

7764416025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5448745 (or 5448740 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 7764416025 is about 88115.9237879284. The cubic root of 7764416025 is about 1980.1720784534.

The spelling of 7764416025 in words is "seven billion, seven hundred sixty-four million, four hundred sixteen thousand, twenty-five".