246404572646 has 4 divisors (see below), whose sum is σ = 369606858972. Its totient is φ = 123202286322.

The previous prime is 246404572639. The next prime is 246404572679. The reversal of 246404572646 is 646275404642.

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

It is a junction number, because it is equal to n+sod(n) for n = 246404572594 and 246404572603.

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, 61601143160 + ... + 61601143163.

It is an arithmetic number, because the mean of its divisors is an integer number (92401714743).

Almost surely, 2^246404572646 is an apocalyptic number.

246404572646 is a deficient number, since it is larger than the sum of its proper divisors (123202286326).

246404572646 is a wasteful number, since it uses less digits than its factorization.

246404572646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123202286325.

The product of its (nonzero) digits is 7741440, while the sum is 50.

The spelling of 246404572646 in words is "two hundred forty-six billion, four hundred four million, five hundred seventy-two thousand, six hundred forty-six".