961437909328633 has 8 divisors (see below), whose sum is σ = 1068630815172096. Its totient is φ = 857543246742000.

The previous prime is 961437909328613. The next prime is 961437909328639. The reversal of 961437909328633 is 336823909734169.

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 961437909328633 - 2⁵ = 961437909328601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (961437909328639) 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, 824560813593 + ... + 824560814758.

It is an arithmetic number, because the mean of its divisors is an integer number (133578851896512).

Almost surely, 2^{961437909328633} is an apocalyptic number.

It is an amenable number.

961437909328633 is a deficient number, since it is larger than the sum of its proper divisors (107192905843463).

961437909328633 is a wasteful number, since it uses less digits than its factorization.

961437909328633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649121628415.

The product of its (nonzero) digits is 952342272, while the sum is 73.

The spelling of 961437909328633 in words is "nine hundred sixty-one trillion, four hundred thirty-seven billion, nine hundred nine million, three hundred twenty-eight thousand, six hundred thirty-three".