1653360435564 has 12 divisors (see below), whose sum is σ = 3857841016344. Its totient is φ = 551120145184.

The previous prime is 1653360435563. The next prime is 1653360435583. The reversal of 1653360435564 is 4655340633561.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1653360435563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68890018137 + ... + 68890018160.

It is an arithmetic number, because the mean of its divisors is an integer number (321486751362).

Almost surely, 2^{1653360435564} is an apocalyptic number.

It is an amenable number.

1653360435564 is an abundant number, since it is smaller than the sum of its proper divisors (2204480580780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1653360435564 is a wasteful number, since it uses less digits than its factorization.

1653360435564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137780036304 (or 137780036302 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 51.

The spelling of 1653360435564 in words is "one trillion, six hundred fifty-three billion, three hundred sixty million, four hundred thirty-five thousand, five hundred sixty-four".