2040356448400 has 60 divisors (see below), whose sum is σ = 4902862197232. Its totient is φ = 815991765120.

The previous prime is 2040356448397. The next prime is 2040356448433. The reversal of 2040356448400 is 48446530402.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1708627 + ... + 2645773.

Almost surely, 2^{2040356448400} is an apocalyptic number.

2040356448400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040356448400 is an abundant number, since it is smaller than the sum of its proper divisors (2862505748832).

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

2040356448400 is a wasteful number, since it uses less digits than its factorization.

2040356448400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942608 (or 942597 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 2040356448400 in words is "two trillion, forty billion, three hundred fifty-six million, four hundred forty-eight thousand, four hundred".