36345643605450 has 120 divisors (see below), whose sum is σ = 105377785131168. Its totient is φ = 9270772837920.

The previous prime is 36345643605449. The next prime is 36345643605457. The reversal of 36345643605450 is 5450634654363.

36345643605450 is a `hidden beast` number, since 3 + 6 + 3 + 4 + 5 + 64 + 36 + 0 + 545 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (36345643605457) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 194998872 + ... + 195185171.

Almost surely, 2^{36345643605450} is an apocalyptic number.

36345643605450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36345643605450 is an abundant number, since it is smaller than the sum of its proper divisors (69032141525718).

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

36345643605450 is a wasteful number, since it uses less digits than its factorization.

36345643605450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390184090 (or 390184076 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 54.

The spelling of 36345643605450 in words is "thirty-six trillion, three hundred forty-five billion, six hundred forty-three million, six hundred five thousand, four hundred fifty".