2040454655 has 16 divisors (see below), whose sum is σ = 2476256160. Its totient is φ = 1613924352.

The previous prime is 2040454607. The next prime is 2040454657. The reversal of 2040454655 is 5564540402.

It is a cyclic number.

It is not a de Polignac number, because 2040454655 - 2⁸ = 2040454399 is a prime.

It is a super-2 number, since 2×2040454655² = 8326910398222338050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040454657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802376 + ... + 804914.

It is an arithmetic number, because the mean of its divisors is an integer number (154766010).

Almost surely, 2^2040454655 is an apocalyptic number.

2040454655 is a deficient number, since it is larger than the sum of its proper divisors (435801505).

2040454655 is a wasteful number, since it uses less digits than its factorization.

2040454655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4298.

The product of its (nonzero) digits is 96000, while the sum is 35.

The square root of 2040454655 is about 45171.3919975907. The cubic root of 2040454655 is about 1268.3593535371.

The spelling of 2040454655 in words is "two billion, forty million, four hundred fifty-four thousand, six hundred fifty-five".