2040345061452 has 72 divisors (see below), whose sum is σ = 5210637973632. Its totient is φ = 673118208000.

The previous prime is 2040345061399. The next prime is 2040345061457. The reversal of 2040345061452 is 2541605430402.

2040345061452 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 3 + 4 + 506 + 145 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2040345061457) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 9312588 + ... + 9529164.

It is an arithmetic number, because the mean of its divisors is an integer number (72369971856).

Almost surely, 2^{2040345061452} is an apocalyptic number.

It is an amenable number.

2040345061452 is an abundant number, since it is smaller than the sum of its proper divisors (3170292912180).

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

2040345061452 is a wasteful number, since it uses less digits than its factorization.

2040345061452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219279 (or 219274 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 2040345061452 in words is "two trillion, forty billion, three hundred forty-five million, sixty-one thousand, four hundred fifty-two".