41815912551 has 16 divisors (see below), whose sum is σ = 65916710400. Its totient is φ = 23070847968.

The previous prime is 41815912529. The next prime is 41815912577. The reversal of 41815912551 is 15521951814.

41815912551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41815912551 - 2¹⁴ = 41815896167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41815912591) 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, 34331011 + ... + 34332228.

It is an arithmetic number, because the mean of its divisors is an integer number (4119794400).

Almost surely, 2^41815912551 is an apocalyptic number.

41815912551 is a deficient number, since it is larger than the sum of its proper divisors (24100797849).

41815912551 is a wasteful number, since it uses less digits than its factorization.

41815912551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68663278.

The product of its digits is 72000, while the sum is 42.

The spelling of 41815912551 in words is "forty-one billion, eight hundred fifteen million, nine hundred twelve thousand, five hundred fifty-one".