190974244036 has 27 divisors (see below), whose sum is σ = 341540427949. Its totient is φ = 93435378848.

The previous prime is 190974244007. The next prime is 190974244039. The reversal of 190974244036 is 630442479091.

The square root of 190974244036 is 437006.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 186888477636 + 4085766400 = 432306^2 + 63920^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190974244039) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 41076240 + ... + 41080888.

Almost surely, 2^190974244036 is an apocalyptic number.

190974244036 is the 437006-th square number.

It is an amenable number.

190974244036 is a deficient number, since it is larger than the sum of its proper divisors (150566183913).

190974244036 is an frugal number, since it uses more digits than its factorization.

190974244036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9396 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

Multiplying 190974244036 by its sum of digits (49), we get a square (9357737957764 = 3059042²).

The spelling of 190974244036 in words is "one hundred ninety billion, nine hundred seventy-four million, two hundred forty-four thousand, thirty-six".