1650431002064 has 160 divisors (see below), whose sum is σ = 3767248880640. Its totient is φ = 693181440000.

The previous prime is 1650431002049. The next prime is 1650431002093. The reversal of 1650431002064 is 4602001340561.

It is a self number, because there is not a number n which added to its sum of digits gives 1650431002064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134711939 + ... + 134724189.

It is an arithmetic number, because the mean of its divisors is an integer number (23545305504).

Almost surely, 2^{1650431002064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1650431002064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1883624440320).

1650431002064 is an abundant number, since it is smaller than the sum of its proper divisors (2116817878576).

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

1650431002064 is a wasteful number, since it uses less digits than its factorization.

1650431002064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13549 (or 13543 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1650431002064 in words is "one trillion, six hundred fifty billion, four hundred thirty-one million, two thousand, sixty-four".