961759994 has 16 divisors (see below), whose sum is σ = 1555448832. Its totient is φ = 443364528.

The previous prime is 961759991. The next prime is 961759999. The reversal of 961759994 is 499957169.

It is not an unprimeable number, because it can be changed into a prime (961759991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007 + ... + 43869.

It is an arithmetic number, because the mean of its divisors is an integer number (97215552).

Almost surely, 2^961759994 is an apocalyptic number.

961759994 is a deficient number, since it is larger than the sum of its proper divisors (593688838).

961759994 is a wasteful number, since it uses less digits than its factorization.

961759994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43741.

The product of its digits is 5511240, while the sum is 59.

The square root of 961759994 is about 31012.2555451873. The cubic root of 961759994 is about 987.0873114852.

The spelling of 961759994 in words is "nine hundred sixty-one million, seven hundred fifty-nine thousand, nine hundred ninety-four".