36234855405 has 36 divisors (see below), whose sum is σ = 73061304732. Its totient is φ = 16564504320.

The previous prime is 36234855383. The next prime is 36234855427. The reversal of 36234855405 is 50455843263.

36234855405 is a `hidden beast` number, since 3 + 6 + 23 + 4 + 85 + 540 + 5 = 666.

36234855405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (36234855383) and next prime (36234855427).

It can be written as a sum of positive squares in 2 ways, for example, as 10271011716 + 25963843689 = 101346^2 + 161133^2 .

It is not a de Polignac number, because 36234855405 - 2¹² = 36234851309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8214316 + ... + 8218725.

It is an arithmetic number, because the mean of its divisors is an integer number (2029480687).

Almost surely, 2^36234855405 is an apocalyptic number.

36234855405 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

36234855405 is an abundant number, since it is smaller than the sum of its proper divisors (36826449327).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36234855405 is a wasteful number, since it uses less digits than its factorization.

36234855405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16433066 (or 16433056 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 36234855405 in words is "thirty-six billion, two hundred thirty-four million, eight hundred fifty-five thousand, four hundred five".