2045026551 has 16 divisors (see below), whose sum is σ = 2791564160. Its totient is φ = 1330953120.

The previous prime is 2045026523. The next prime is 2045026567. The reversal of 2045026551 is 1556205402.

It is not a de Polignac number, because 2045026551 - 2¹⁰ = 2045025527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045026651) 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, 392280 + ... + 397458.

It is an arithmetic number, because the mean of its divisors is an integer number (174472760).

Almost surely, 2^2045026551 is an apocalyptic number.

2045026551 is a deficient number, since it is larger than the sum of its proper divisors (746537609).

2045026551 is a wasteful number, since it uses less digits than its factorization.

2045026551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8286.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 2045026551 is about 45221.9697823967. The cubic root of 2045026551 is about 1269.3059532631.

The spelling of 2045026551 in words is "two billion, forty-five million, twenty-six thousand, five hundred fifty-one".