196590502665970 has 64 divisors (see below), whose sum is σ = 433403349705216. Its totient is φ = 62729432156160.

The previous prime is 196590502665943. The next prime is 196590502665971. The reversal of 196590502665970 is 79566205095691.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 196590502665970.

It is not an unprimeable number, because it can be changed into a prime (196590502665971) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1650020191 + ... + 1650139330.

It is an arithmetic number, because the mean of its divisors is an integer number (6771927339144).

Almost surely, 2^{196590502665970} is an apocalyptic number.

196590502665970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196590502665970 is an abundant number, since it is smaller than the sum of its proper divisors (236812847039246).

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

196590502665970 is a wasteful number, since it uses less digits than its factorization.

196590502665970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300159595.

The product of its (nonzero) digits is 275562000, while the sum is 70.

The spelling of 196590502665970 in words is "one hundred ninety-six trillion, five hundred ninety billion, five hundred two million, six hundred sixty-five thousand, nine hundred seventy".