45044080551 has 24 divisors (see below), whose sum is σ = 68200628496. Its totient is φ = 28615628160.

The previous prime is 45044080547. The next prime is 45044080559. The reversal of 45044080551 is 15508044054.

It is a happy number.

It is not a de Polignac number, because 45044080551 - 2² = 45044080547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45044080559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1403560 + ... + 1435293.

It is an arithmetic number, because the mean of its divisors is an integer number (2841692854).

Almost surely, 2^45044080551 is an apocalyptic number.

45044080551 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

45044080551 is a deficient number, since it is larger than the sum of its proper divisors (23156547945).

45044080551 is a wasteful number, since it uses less digits than its factorization.

45044080551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838943 (or 2838940 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The spelling of 45044080551 in words is "forty-five billion, forty-four million, eighty thousand, five hundred fifty-one".