196294508641 has 8 divisors (see below), whose sum is σ = 244730816064. Its totient is φ = 152956759920.

The previous prime is 196294508633. The next prime is 196294508659. The reversal of 196294508641 is 146805492691.

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

It is a cyclic number.

It is not a de Polignac number, because 196294508641 - 2³ = 196294508633 is a prime.

It is a super-2 number, since 2×196294508641² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (196294508671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274639590 + ... + 1274639743.

It is an arithmetic number, because the mean of its divisors is an integer number (30591352008).

Almost surely, 2^196294508641 is an apocalyptic number.

196294508641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

196294508641 is a deficient number, since it is larger than the sum of its proper divisors (48436307423).

196294508641 is a wasteful number, since it uses less digits than its factorization.

196294508641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549279351.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 196294508641 in words is "one hundred ninety-six billion, two hundred ninety-four million, five hundred eight thousand, six hundred forty-one".