196627561515 has 192 divisors, whose sum is σ = 439934976000. Its totient is φ = 78843628800.

The previous prime is 196627561483. The next prime is 196627561519. The reversal of 196627561515 is 515165726691.

It is a happy number.

196627561515 is a `hidden beast` number, since 1 + 9 + 6 + 6 + 2 + 7 + 5 + 615 + 15 = 666.

It is not a de Polignac number, because 196627561515 - 2⁵ = 196627561483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196627561519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 38559436 + ... + 38564534.

It is an arithmetic number, because the mean of its divisors is an integer number (2291328000).

Almost surely, 2^196627561515 is an apocalyptic number.

196627561515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196627561515 is an abundant number, since it is smaller than the sum of its proper divisors (243307414485).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196627561515 is a wasteful number, since it uses less digits than its factorization.

196627561515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518 (or 5515 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 54.

The spelling of 196627561515 in words is "one hundred ninety-six billion, six hundred twenty-seven million, five hundred sixty-one thousand, five hundred fifteen".