3874451361551 has 8 divisors (see below), whose sum is σ = 3938005043808. Its totient is φ = 3810898908000.

The previous prime is 3874451361511. The next prime is 3874451361593. The reversal of 3874451361551 is 1551631544783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3874451361551 - 2²² = 3874447167247 is a prime.

It is a super-3 number, since 3×3874451361551³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3874451361493 and 3874451361502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874451361511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7785086 + ... + 8267796.

It is an arithmetic number, because the mean of its divisors is an integer number (492250630476).

Almost surely, 2^{3874451361551} is an apocalyptic number.

3874451361551 is a deficient number, since it is larger than the sum of its proper divisors (63553682257).

3874451361551 is a wasteful number, since it uses less digits than its factorization.

3874451361551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614353.

The product of its digits is 6048000, while the sum is 53.

The spelling of 3874451361551 in words is "three trillion, eight hundred seventy-four billion, four hundred fifty-one million, three hundred sixty-one thousand, five hundred fifty-one".