3765528788 has 48 divisors (see below), whose sum is σ = 7586350464. Its totient is φ = 1601994240.

The previous prime is 3765528779. The next prime is 3765528817. The reversal of 3765528788 is 8878255673.

It is a super-5 number, since 5×3765528788⁵ (a number of 49 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3644720 + ... + 3645752.

It is an arithmetic number, because the mean of its divisors is an integer number (158048968).

Almost surely, 2^3765528788 is an apocalyptic number.

It is an amenable number.

3765528788 is an abundant number, since it is smaller than the sum of its proper divisors (3820821676).

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

3765528788 is a wasteful number, since it uses less digits than its factorization.

3765528788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1870 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 59.

The square root of 3765528788 is about 61363.9046019726. The cubic root of 3765528788 is about 1555.7578131664.

The spelling of 3765528788 in words is "three billion, seven hundred sixty-five million, five hundred twenty-eight thousand, seven hundred eighty-eight".