1650656413001 has 4 divisors (see below), whose sum is σ = 1678633640400. Its totient is φ = 1622679185604.

The previous prime is 1650656412991. The next prime is 1650656413039. The reversal of 1650656413001 is 1003146560561.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1650656413001 - 2²⁶ = 1650589304137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1650656413051) 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, 13988613611 + ... + 13988613728.

It is an arithmetic number, because the mean of its divisors is an integer number (419658410100).

Almost surely, 2^{1650656413001} is an apocalyptic number.

It is an amenable number.

1650656413001 is a deficient number, since it is larger than the sum of its proper divisors (27977227399).

1650656413001 is an equidigital number, since it uses as much as digits as its factorization.

1650656413001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27977227398.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 1650656413001 in words is "one trillion, six hundred fifty billion, six hundred fifty-six million, four hundred thirteen thousand, one".