612796909457 has 4 divisors (see below), whose sum is σ = 613342589040. Its totient is φ = 612251229876.

The previous prime is 612796909453. The next prime is 612796909463. The reversal of 612796909457 is 754909697216.

612796909457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 612796909457 - 2² = 612796909453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612796909393 and 612796909402.

It is not an unprimeable number, because it can be changed into a prime (612796909453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272838107 + ... + 272840352.

It is an arithmetic number, because the mean of its divisors is an integer number (153335647260).

Almost surely, 2^612796909457 is an apocalyptic number.

It is an amenable number.

612796909457 is a deficient number, since it is larger than the sum of its proper divisors (545679583).

612796909457 is a wasteful number, since it uses less digits than its factorization.

612796909457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545679582.

The product of its (nonzero) digits is 51438240, while the sum is 65.

The spelling of 612796909457 in words is "six hundred twelve billion, seven hundred ninety-six million, nine hundred nine thousand, four hundred fifty-seven".