196149202971 has 8 divisors (see below), whose sum is σ = 261538352400. Its totient is φ = 130763094432.

The previous prime is 196149202969. The next prime is 196149202973. The reversal of 196149202971 is 179202941691.

It is an interprime number because it is at equal distance from previous prime (196149202969) and next prime (196149202973).

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

It is not a de Polignac number, because 196149202971 - 2¹ = 196149202969 is a prime.

It is a super-3 number, since 3×196149202971³ (a number of 35 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 605196 + ... + 870953.

It is an arithmetic number, because the mean of its divisors is an integer number (32692294050).

Almost surely, 2^196149202971 is an apocalyptic number.

196149202971 is a deficient number, since it is larger than the sum of its proper divisors (65389149429).

196149202971 is a wasteful number, since it uses less digits than its factorization.

196149202971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520445.

The product of its (nonzero) digits is 489888, while the sum is 51.

The spelling of 196149202971 in words is "one hundred ninety-six billion, one hundred forty-nine million, two hundred two thousand, nine hundred seventy-one".