246936047138 has 24 divisors (see below), whose sum is σ = 417068579340. Its totient is φ = 109506003200.

The previous prime is 246936047123. The next prime is 246936047167. The reversal of 246936047138 is 831740639642.

It can be written as a sum of positive squares in 2 ways, for example, as 172953679129 + 73982368009 = 415877^2 + 271997^2 .

It is a super-2 number, since 2×246936047138² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 246936047138.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12433943 + ... + 12453786.

Almost surely, 2^246936047138 is an apocalyptic number.

246936047138 is a deficient number, since it is larger than the sum of its proper divisors (170132532202).

246936047138 is a wasteful number, since it uses less digits than its factorization.

246936047138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24887794 (or 24887783 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

It can be divided in two parts, 24693604 and 7138, that added together give a palindrome (24700742).

The spelling of 246936047138 in words is "two hundred forty-six billion, nine hundred thirty-six million, forty-seven thousand, one hundred thirty-eight".