612329505453 has 24 divisors (see below), whose sum is σ = 892390894200. Its totient is φ = 404567331840.

The previous prime is 612329505439. The next prime is 612329505461. The reversal of 612329505453 is 354505923216.

612329505453 is a `hidden beast` number, since 6 + 12 + 3 + 2 + 95 + 0 + 545 + 3 = 666.

612329505453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14743302084 + 597586203369 = 121422^2 + 773037^2 .

It is not a de Polignac number, because 612329505453 - 2⁸ = 612329505197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 612329505399 and 612329505408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612329505413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13247763 + ... + 13293903.

It is an arithmetic number, because the mean of its divisors is an integer number (37182953925).

Almost surely, 2^612329505453 is an apocalyptic number.

It is an amenable number.

612329505453 is a deficient number, since it is larger than the sum of its proper divisors (280061388747).

612329505453 is a wasteful number, since it uses less digits than its factorization.

612329505453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59309 (or 59306 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 612329505453 in words is "six hundred twelve billion, three hundred twenty-nine million, five hundred five thousand, four hundred fifty-three".