1249790084466 has 128 divisors (see below), whose sum is σ = 3161762906112. Its totient is φ = 319895688000.

The previous prime is 1249790084437. The next prime is 1249790084507. The reversal of 1249790084466 is 6644800979421.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79077721 + ... + 79093523.

It is an arithmetic number, because the mean of its divisors is an integer number (24701272704).

Almost surely, 2^{1249790084466} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1249790084466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580881453056).

1249790084466 is an abundant number, since it is smaller than the sum of its proper divisors (1911972821646).

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

1249790084466 is a wasteful number, since it uses less digits than its factorization.

1249790084466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18308.

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 1249790084466 in words is "one trillion, two hundred forty-nine billion, seven hundred ninety million, eighty-four thousand, four hundred sixty-six".