3775642651 has 16 divisors (see below), whose sum is σ = 4155532416. Its totient is φ = 3402000000.

The previous prime is 3775642621. The next prime is 3775642667. The reversal of 3775642651 is 1562465773.

3775642651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3775642651 - 2¹³ = 3775634459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3775642621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579331 + ... + 585811.

It is an arithmetic number, because the mean of its divisors is an integer number (259720776).

Almost surely, 2^3775642651 is an apocalyptic number.

3775642651 is a deficient number, since it is larger than the sum of its proper divisors (379889765).

3775642651 is a wasteful number, since it uses less digits than its factorization.

3775642651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6954.

The product of its digits is 1058400, while the sum is 46.

The square root of 3775642651 is about 61446.2582343303. The cubic root of 3775642651 is about 1557.1494419756.

The spelling of 3775642651 in words is "three billion, seven hundred seventy-five million, six hundred forty-two thousand, six hundred fifty-one".