2040356340621 has 48 divisors (see below), whose sum is σ = 3139308057600. Its totient is φ = 1272547736064.

The previous prime is 2040356340613. The next prime is 2040356340641. The reversal of 2040356340621 is 1260436530402.

2040356340621 is a `hidden beast` number, since 20 + 4 + 0 + 3 + 5 + 6 + 3 + 4 + 0 + 621 = 666.

It is not a de Polignac number, because 2040356340621 - 2³ = 2040356340613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040356340641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18011460 + ... + 18124386.

It is an arithmetic number, because the mean of its divisors is an integer number (65402251200).

Almost surely, 2^{2040356340621} is an apocalyptic number.

It is an amenable number.

2040356340621 is a deficient number, since it is larger than the sum of its proper divisors (1098951716979).

2040356340621 is a wasteful number, since it uses less digits than its factorization.

2040356340621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113658 (or 113655 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 2040356340621 in words is "two trillion, forty billion, three hundred fifty-six million, three hundred forty thousand, six hundred twenty-one".