2899104321456 has 200 divisors, whose sum is σ = 9591842582784. Its totient is φ = 828116784000.

The previous prime is 2899104321437. The next prime is 2899104321481. The reversal of 2899104321456 is 6541234019982.

It is a happy number.

2899104321456 is a `hidden beast` number, since 2 + 89 + 9 + 104 + 3 + 2 + 1 + 456 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40089331 + ... + 40161581.

Almost surely, 2^{2899104321456} 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 2899104321456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4795921291392).

2899104321456 is an abundant number, since it is smaller than the sum of its proper divisors (6692738261328).

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

2899104321456 is a wasteful number, since it uses less digits than its factorization.

2899104321456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76701 (or 76686 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 2899104321456 in words is "two trillion, eight hundred ninety-nine billion, one hundred four million, three hundred twenty-one thousand, four hundred fifty-six".