54069212817 has 48 divisors (see below), whose sum is σ = 83939768640. Its totient is φ = 33437988864.

The previous prime is 54069212809. The next prime is 54069212837. The reversal of 54069212817 is 71821296045.

54069212817 is a `hidden beast` number, since 540 + 6 + 9 + 21 + 2 + 81 + 7 = 666.

54069212817 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 54069212817 - 2³ = 54069212809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54069212837) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1586953 + ... + 1620665.

It is an arithmetic number, because the mean of its divisors is an integer number (1748745180).

Almost surely, 2^54069212817 is an apocalyptic number.

54069212817 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

54069212817 is a deficient number, since it is larger than the sum of its proper divisors (29870555823).

54069212817 is a wasteful number, since it uses less digits than its factorization.

54069212817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33934 (or 33931 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 54069212817 in words is "fifty-four billion, sixty-nine million, two hundred twelve thousand, eight hundred seventeen".