196150557 has 4 divisors (see below), whose sum is σ = 261534080. Its totient is φ = 130767036.

The previous prime is 196150531. The next prime is 196150567. The reversal of 196150557 is 755051691.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-196150557 is a prime.

It is a super-2 number, since 2×196150557² = 76950082022820498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196150517) 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 3 ways as a sum of consecutive naturals, for example, 32691757 + ... + 32691762.

It is an arithmetic number, because the mean of its divisors is an integer number (65383520).

Almost surely, 2^196150557 is an apocalyptic number.

It is an amenable number.

196150557 is a deficient number, since it is larger than the sum of its proper divisors (65383523).

196150557 is an equidigital number, since it uses as much as digits as its factorization.

196150557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65383522.

The product of its (nonzero) digits is 47250, while the sum is 39.

The square root of 196150557 is about 14005.3760035209. The cubic root of 196150557 is about 581.0272688530.

The spelling of 196150557 in words is "one hundred ninety-six million, one hundred fifty thousand, five hundred fifty-seven".