3874506551 has 4 divisors (see below), whose sum is σ = 3912868104. Its totient is φ = 3836145000.

The previous prime is 3874506547. The next prime is 3874506553. The reversal of 3874506551 is 1556054783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1556054783 = 101 ⋅15406483.

It is a cyclic number.

It is not a de Polignac number, because 3874506551 - 2² = 3874506547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874506553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19180625 + ... + 19180826.

It is an arithmetic number, because the mean of its divisors is an integer number (978217026).

Almost surely, 2^3874506551 is an apocalyptic number.

3874506551 is a deficient number, since it is larger than the sum of its proper divisors (38361553).

3874506551 is a wasteful number, since it uses less digits than its factorization.

3874506551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38361552.

The product of its (nonzero) digits is 504000, while the sum is 44.

The square root of 3874506551 is about 62245.5343860104. The cubic root of 3874506551 is about 1570.6236519185.

The spelling of 3874506551 in words is "three billion, eight hundred seventy-four million, five hundred six thousand, five hundred fifty-one".