196149202974 has 48 divisors (see below), whose sum is σ = 435401313984. Its totient is φ = 63794952000.

The previous prime is 196149202973. The next prime is 196149202979. The reversal of 196149202974 is 479202941691.

196149202974 is a `hidden beast` number, since 1 + 9 + 61 + 492 + 0 + 2 + 97 + 4 = 666.

It is a super-3 number, since 3×196149202974³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196149202974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196149202973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395302 + ... + 740649.

It is an arithmetic number, because the mean of its divisors is an integer number (9070860708).

Almost surely, 2^196149202974 is an apocalyptic number.

196149202974 is an abundant number, since it is smaller than the sum of its proper divisors (239252111010).

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

196149202974 is a wasteful number, since it uses less digits than its factorization.

196149202974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136193 (or 1136190 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 196149202974 in words is "one hundred ninety-six billion, one hundred forty-nine million, two hundred two thousand, nine hundred seventy-four".