4013376617491 has 8 divisors (see below), whose sum is σ = 4231659744000. Its totient is φ = 3795798768840.

The previous prime is 4013376617447. The next prime is 4013376617531. The reversal of 4013376617491 is 1947166733104.

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 4013376617491 - 2²¹ = 4013374520339 is a prime.

It is a super-2 number, since 2×4013376617491² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4013376617191) 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, 176307775 + ... + 176330536.

It is an arithmetic number, because the mean of its divisors is an integer number (528957468000).

Almost surely, 2^{4013376617491} is an apocalyptic number.

4013376617491 is a deficient number, since it is larger than the sum of its proper divisors (218283126509).

4013376617491 is a wasteful number, since it uses less digits than its factorization.

4013376617491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352638929.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 4013376617491 in words is "four trillion, thirteen billion, three hundred seventy-six million, six hundred seventeen thousand, four hundred ninety-one".