2045654615 has 16 divisors (see below), whose sum is σ = 2623997376. Its totient is φ = 1527187200.

The previous prime is 2045654593. The next prime is 2045654617. The reversal of 2045654615 is 5164565402.

It is not a de Polignac number, because 2045654615 - 2¹⁶ = 2045589079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045654617) 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, 212216 + ... + 221645.

It is an arithmetic number, because the mean of its divisors is an integer number (163999836).

Almost surely, 2^2045654615 is an apocalyptic number.

2045654615 is a deficient number, since it is larger than the sum of its proper divisors (578342761).

2045654615 is a wasteful number, since it uses less digits than its factorization.

2045654615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433930.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 2045654615 is about 45228.9134846284. The cubic root of 2045654615 is about 1269.4358821020.

The spelling of 2045654615 in words is "two billion, forty-five million, six hundred fifty-four thousand, six hundred fifteen".