41809825551 has 16 divisors (see below), whose sum is σ = 63566070624. Its totient is φ = 24215645184.

The previous prime is 41809825507. The next prime is 41809825553. The reversal of 41809825551 is 15552890814.

It is not a de Polignac number, because 41809825551 - 2⁶ = 41809825487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41809825551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41809825553) 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, 31530126 + ... + 31531451.

It is an arithmetic number, because the mean of its divisors is an integer number (3972879414).

Almost surely, 2^41809825551 is an apocalyptic number.

41809825551 is a deficient number, since it is larger than the sum of its proper divisors (21756245073).

41809825551 is a wasteful number, since it uses less digits than its factorization.

41809825551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63061610.

The product of its (nonzero) digits is 576000, while the sum is 48.

The spelling of 41809825551 in words is "forty-one billion, eight hundred nine million, eight hundred twenty-five thousand, five hundred fifty-one".