2401797780396 has 384 divisors, whose sum is σ = 7524679680000. Its totient is φ = 647705127168.

The previous prime is 2401797780391. The next prime is 2401797780433. The reversal of 2401797780396 is 6930877971042.

2401797780396 is a `hidden beast` number, since 2 + 4 + 0 + 179 + 7 + 78 + 0 + 396 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (2401797780391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 500476405 + ... + 500481203.

It is an arithmetic number, because the mean of its divisors is an integer number (19595520000).

Almost surely, 2^{2401797780396} 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 2401797780396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3762339840000).

2401797780396 is an abundant number, since it is smaller than the sum of its proper divisors (5122881899604).

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

2401797780396 is a wasteful number, since it uses less digits than its factorization.

2401797780396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5218 (or 5210 counting only the distinct ones).

The product of its (nonzero) digits is 32006016, while the sum is 63.

The spelling of 2401797780396 in words is "two trillion, four hundred one billion, seven hundred ninety-seven million, seven hundred eighty thousand, three hundred ninety-six".