246121121642 has 16 divisors (see below), whose sum is σ = 402754011264. Its totient is φ = 111870360000.

The previous prime is 246121121513. The next prime is 246121121657.

246121121642 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 246121121599 and 246121121608.

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, 899042 + ... + 1140402.

It is an arithmetic number, because the mean of its divisors is an integer number (25172125704).

Almost surely, 2^246121121642 is an apocalyptic number.

246121121642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

246121121642 is a deficient number, since it is larger than the sum of its proper divisors (156632889622).

246121121642 is a wasteful number, since it uses less digits than its factorization.

246121121642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287725.

The product of its digits is 9216, while the sum is 32.

It can be divided in two parts, 246121 and 121642, that added together give a palindrome (367763).

The spelling of 246121121642 in words is "two hundred forty-six billion, one hundred twenty-one million, one hundred twenty-one thousand, six hundred forty-two".