612702661245 has 32 divisors (see below), whose sum is σ = 1028241243648. Its totient is φ = 311178244608.

The previous prime is 612702661201. The next prime is 612702661261. The reversal of 612702661245 is 542166207216.

It is not a de Polignac number, because 612702661245 - 2⁷ = 612702661117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 612702661197 and 612702661206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11718264 + ... + 11770433.

It is an arithmetic number, because the mean of its divisors is an integer number (32132538864).

Almost surely, 2^612702661245 is an apocalyptic number.

It is an amenable number.

612702661245 is a deficient number, since it is larger than the sum of its proper divisors (415538582403).

612702661245 is a wasteful number, since it uses less digits than its factorization.

612702661245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23488789.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 612702661245 in words is "six hundred twelve billion, seven hundred two million, six hundred sixty-one thousand, two hundred forty-five".