345455577 has 16 divisors (see below), whose sum is σ = 516319680. Its totient is φ = 228263616.

The previous prime is 345455573. The next prime is 345455581. The reversal of 345455577 is 775554543.

It is a happy number.

345455577 is a `hidden beast` number, since 34 + 5 + 45 + 5 + 577 = 666.

It is an interprime number because it is at equal distance from previous prime (345455573) and next prime (345455581).

It is not a de Polignac number, because 345455577 - 2² = 345455573 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345455573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53563 + ... + 59664.

It is an arithmetic number, because the mean of its divisors is an integer number (32269980).

Almost surely, 2^345455577 is an apocalyptic number.

It is an amenable number.

345455577 is a deficient number, since it is larger than the sum of its proper divisors (170864103).

345455577 is a wasteful number, since it uses less digits than its factorization.

345455577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113349 (or 113343 counting only the distinct ones).

The product of its digits is 1470000, while the sum is 45.

The square root of 345455577 is about 18586.4352956666. The cubic root of 345455577 is about 701.6664899831. Note that the first 3 decimals are identical.

The spelling of 345455577 in words is "three hundred forty-five million, four hundred fifty-five thousand, five hundred seventy-seven".