646162606115 has 8 divisors (see below), whose sum is σ = 835040906448. Its totient is φ = 477166232160.

The previous prime is 646162606097. The next prime is 646162606121. The reversal of 646162606115 is 511606261646.

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

It is not a de Polignac number, because 646162606115 - 2¹⁴ = 646162589731 is a prime.

It is a super-2 number, since 2×646162606115² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4970481521 + ... + 4970481650.

It is an arithmetic number, because the mean of its divisors is an integer number (104380113306).

Almost surely, 2^646162606115 is an apocalyptic number.

646162606115 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

646162606115 is a deficient number, since it is larger than the sum of its proper divisors (188878300333).

646162606115 is a wasteful number, since it uses less digits than its factorization.

646162606115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9940963189.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 646162606115 in words is "six hundred forty-six billion, one hundred sixty-two million, six hundred six thousand, one hundred fifteen".