961210657443 has 16 divisors (see below), whose sum is σ = 1365990068736. Its totient is φ = 599118441600.

The previous prime is 961210657423. The next prime is 961210657469. The reversal of 961210657443 is 344756012169.

It is not a de Polignac number, because 961210657443 - 2¹³ = 961210649251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 961210657392 and 961210657401.

It is not an unprimeable number, because it can be changed into a prime (961210657403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62400471 + ... + 62415872.

It is an arithmetic number, because the mean of its divisors is an integer number (85374379296).

Almost surely, 2^961210657443 is an apocalyptic number.

961210657443 is a deficient number, since it is larger than the sum of its proper divisors (404779411293).

961210657443 is a wasteful number, since it uses less digits than its factorization.

961210657443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124816514.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 961210657443 in words is "nine hundred sixty-one billion, two hundred ten million, six hundred fifty-seven thousand, four hundred forty-three".