1950156994 has 8 divisors (see below), whose sum is σ = 2987474688. Its totient is φ = 954332100.

The previous prime is 1950156983. The next prime is 1950157037. The reversal of 1950156994 is 4996510591.

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

It is a super-2 number, since 2×1950156994² = 7606224602494232072, which contains 22 as substring.

It is an unprimeable number.

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, 10373082 + ... + 10373269.

It is an arithmetic number, because the mean of its divisors is an integer number (373434336).

Almost surely, 2^1950156994 is an apocalyptic number.

1950156994 is a deficient number, since it is larger than the sum of its proper divisors (1037317694).

1950156994 is a wasteful number, since it uses less digits than its factorization.

1950156994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20746400.

The product of its (nonzero) digits is 437400, while the sum is 49.

The square root of 1950156994 is about 44160.5819028690. The cubic root of 1950156994 is about 1249.3665043876.

The spelling of 1950156994 in words is "one billion, nine hundred fifty million, one hundred fifty-six thousand, nine hundred ninety-four".