4161151522515 has 64 divisors (see below), whose sum is σ = 7419505242240. Its totient is φ = 1977318604800.

The previous prime is 4161151522487. The next prime is 4161151522553. The reversal of 4161151522515 is 5152251511614.

It is not a de Polignac number, because 4161151522515 - 2⁸ = 4161151522259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18555699 + ... + 18778611.

It is an arithmetic number, because the mean of its divisors is an integer number (115929769410).

Almost surely, 2^{4161151522515} is an apocalyptic number.

4161151522515 is a deficient number, since it is larger than the sum of its proper divisors (3258353719725).

4161151522515 is a wasteful number, since it uses less digits than its factorization.

4161151522515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226264.

The product of its digits is 60000, while the sum is 39.

The spelling of 4161151522515 in words is "four trillion, one hundred sixty-one billion, one hundred fifty-one million, five hundred twenty-two thousand, five hundred fifteen".