961486697590 has 24 divisors (see below), whose sum is σ = 1792412434800. Its totient is φ = 371332790304.

The previous prime is 961486697539. The next prime is 961486697599. The reversal of 961486697590 is 95796684169.

It is a super-2 number, since 2×961486697590² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961486697599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57154890 + ... + 57171709.

It is an arithmetic number, because the mean of its divisors is an integer number (74683851450).

Almost surely, 2^961486697590 is an apocalyptic number.

961486697590 is a deficient number, since it is larger than the sum of its proper divisors (830925737210).

961486697590 is a wasteful number, since it uses less digits than its factorization.

961486697590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114326664 (or 114326635 counting only the distinct ones).

The product of its (nonzero) digits is 176359680, while the sum is 70.

The spelling of 961486697590 in words is "nine hundred sixty-one billion, four hundred eighty-six million, six hundred ninety-seven thousand, five hundred ninety".