306820766452 has 12 divisors (see below), whose sum is σ = 560281399776. Its totient is φ = 146740366520.

The previous prime is 306820766431. The next prime is 306820766459. The reversal of 306820766452 is 254667028603.

It is a junction number, because it is equal to n+sod(n) for n = 306820766396 and 306820766405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306820766459) 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, 1667504074 + ... + 1667504257.

It is an arithmetic number, because the mean of its divisors is an integer number (46690116648).

Almost surely, 2^306820766452 is an apocalyptic number.

It is an amenable number.

306820766452 is a deficient number, since it is larger than the sum of its proper divisors (253460633324).

306820766452 is a wasteful number, since it uses less digits than its factorization.

306820766452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335008358 (or 3335008356 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 306820766452 in words is "three hundred six billion, eight hundred twenty million, seven hundred sixty-six thousand, four hundred fifty-two".