390303200243 has 96 divisors (see below), whose sum is σ = 485084920320. Its totient is φ = 311830041600.

The previous prime is 390303200239. The next prime is 390303200263. The reversal of 390303200243 is 342002303093.

It is not a de Polignac number, because 390303200243 - 2² = 390303200239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (390303200263) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1254994058 + ... + 1254994368.

It is an arithmetic number, because the mean of its divisors is an integer number (5052967920).

Almost surely, 2^390303200243 is an apocalyptic number.

390303200243 is a deficient number, since it is larger than the sum of its proper divisors (94781720077).

390303200243 is a wasteful number, since it uses less digits than its factorization.

390303200243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

The spelling of 390303200243 in words is "three hundred ninety billion, three hundred three million, two hundred thousand, two hundred forty-three".