305323042534 has 4 divisors (see below), whose sum is σ = 457984563804. Its totient is φ = 152661521266.

The previous prime is 305323042529. The next prime is 305323042543. The reversal of 305323042534 is 435240323503.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 305323042534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76330760632 + ... + 76330760635.

It is an arithmetic number, because the mean of its divisors is an integer number (114496140951).

Almost surely, 2^305323042534 is an apocalyptic number.

305323042534 is a deficient number, since it is larger than the sum of its proper divisors (152661521270).

305323042534 is a wasteful number, since it uses less digits than its factorization.

305323042534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152661521269.

The product of its (nonzero) digits is 129600, while the sum is 34.

The spelling of 305323042534 in words is "three hundred five billion, three hundred twenty-three million, forty-two thousand, five hundred thirty-four".