196514455515 has 64 divisors (see below), whose sum is σ = 371835048960. Its totient is φ = 86713320960.

The previous prime is 196514455513. The next prime is 196514455519. The reversal of 196514455515 is 515554415691.

It is not a de Polignac number, because 196514455515 - 2¹ = 196514455513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196514455513) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15178945 + ... + 15191885.

It is an arithmetic number, because the mean of its divisors is an integer number (5809922640).

Almost surely, 2^196514455515 is an apocalyptic number.

196514455515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196514455515 is a deficient number, since it is larger than the sum of its proper divisors (175320593445).

196514455515 is a wasteful number, since it uses less digits than its factorization.

196514455515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17972.

The product of its digits is 2700000, while the sum is 51.

The spelling of 196514455515 in words is "one hundred ninety-six billion, five hundred fourteen million, four hundred fifty-five thousand, five hundred fifteen".