961962538547 has 8 divisors (see below), whose sum is σ = 973077334944. Its totient is φ = 950893388928.

The previous prime is 961962538501. The next prime is 961962538597. The reversal of 961962538547 is 745835269169.

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

It is a cyclic number.

It is not a de Polignac number, because 961962538547 - 2¹² = 961962534451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961962538597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11369303 + ... + 11453600.

It is an arithmetic number, because the mean of its divisors is an integer number (121634666868).

Almost surely, 2^961962538547 is an apocalyptic number.

961962538547 is a deficient number, since it is larger than the sum of its proper divisors (11114796397).

961962538547 is a wasteful number, since it uses less digits than its factorization.

961962538547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22823389.

The product of its digits is 97977600, while the sum is 65.

The spelling of 961962538547 in words is "nine hundred sixty-one billion, nine hundred sixty-two million, five hundred thirty-eight thousand, five hundred forty-seven".