1040396396676 has 288 divisors, whose sum is σ = 3144867949440. Its totient is φ = 265188059136.

The previous prime is 1040396396621. The next prime is 1040396396687. The reversal of 1040396396676 is 6766936930401.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27124680 + ... + 27163008.

It is an arithmetic number, because the mean of its divisors is an integer number (10919680380).

Almost surely, 2^{1040396396676} 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 1040396396676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572433974720).

1040396396676 is an abundant number, since it is smaller than the sum of its proper divisors (2104471552764).

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

1040396396676 is a wasteful number, since it uses less digits than its factorization.

1040396396676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38483 (or 38474 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 60.

The spelling of 1040396396676 in words is "one trillion, forty billion, three hundred ninety-six million, three hundred ninety-six thousand, six hundred seventy-six".