390884225705 has 8 divisors (see below), whose sum is σ = 489455030592. Its totient is φ = 299111407408.

The previous prime is 390884225651. The next prime is 390884225713. The reversal of 390884225705 is 507522488093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 390884225705 - 2¹⁰ = 390884224681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1699496519 + ... + 1699496748.

It is an arithmetic number, because the mean of its divisors is an integer number (61181878824).

Almost surely, 2^390884225705 is an apocalyptic number.

It is an amenable number.

390884225705 is a deficient number, since it is larger than the sum of its proper divisors (98570804887).

390884225705 is a wasteful number, since it uses less digits than its factorization.

390884225705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398993295.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 390884225705 in words is "three hundred ninety billion, eight hundred eighty-four million, two hundred twenty-five thousand, seven hundred five".