3813525552551 has 32 divisors (see below), whose sum is σ = 4854088850688. Its totient is φ = 2941871869440.

The previous prime is 3813525552541. The next prime is 3813525552569. The reversal of 3813525552551 is 1552555253183.

It is a cyclic number.

It is not a de Polignac number, because 3813525552551 - 2²² = 3813521358247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3813525552551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813525552541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18136241 + ... + 18345306.

It is an arithmetic number, because the mean of its divisors is an integer number (151690276584).

Almost surely, 2^{3813525552551} is an apocalyptic number.

3813525552551 is a deficient number, since it is larger than the sum of its proper divisors (1040563298137).

3813525552551 is a wasteful number, since it uses less digits than its factorization.

3813525552551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36481631.

The product of its digits is 4500000, while the sum is 50.

The spelling of 3813525552551 in words is "three trillion, eight hundred thirteen billion, five hundred twenty-five million, five hundred fifty-two thousand, five hundred fifty-one".