1960338403521 has 12 divisors (see below), whose sum is σ = 2832882953472. Its totient is φ = 1306300097976.

The previous prime is 1960338403487. The next prime is 1960338403537. The reversal of 1960338403521 is 1253048330691.

1960338403521 is a `hidden beast` number, since 1 + 9 + 603 + 3 + 8 + 4 + 0 + 35 + 2 + 1 = 666.

It is not a de Polignac number, because 1960338403521 - 2³⁴ = 1943158534337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1960338403321) 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 11 ways as a sum of consecutive naturals, for example, 49326621 + ... + 49366346.

It is an arithmetic number, because the mean of its divisors is an integer number (236073579456).

Almost surely, 2^{1960338403521} is an apocalyptic number.

It is an amenable number.

1960338403521 is a deficient number, since it is larger than the sum of its proper divisors (872544549951).

1960338403521 is a wasteful number, since it uses less digits than its factorization.

1960338403521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98695180 (or 98695177 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 1960338403521 in words is "one trillion, nine hundred sixty billion, three hundred thirty-eight million, four hundred three thousand, five hundred twenty-one".