6494172417015 has 32 divisors (see below), whose sum is σ = 10421862796800. Its totient is φ = 3453170636160.

The previous prime is 6494172416999. The next prime is 6494172417119. The reversal of 6494172417015 is 5107142714946.

It is not a de Polignac number, because 6494172417015 - 2⁴ = 6494172416999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13410150 + ... + 13885980.

It is an arithmetic number, because the mean of its divisors is an integer number (325683212400).

Almost surely, 2^{6494172417015} is an apocalyptic number.

6494172417015 is a deficient number, since it is larger than the sum of its proper divisors (3927690379785).

6494172417015 is a wasteful number, since it uses less digits than its factorization.

6494172417015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478567.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 6494172417015 in words is "six trillion, four hundred ninety-four billion, one hundred seventy-two million, four hundred seventeen thousand, fifteen".