246165561642 has 128 divisors (see below), whose sum is σ = 663372380160. Its totient is φ = 58811754240.

The previous prime is 246165561641. The next prime is 246165561713.

It is a happy number.

246165561642 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 246165561591 and 246165561600.

It is not an unprimeable number, because it can be changed into a prime (246165561641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1627284 + ... + 1772112.

It is an arithmetic number, because the mean of its divisors is an integer number (5182596720).

Almost surely, 2^246165561642 is an apocalyptic number.

246165561642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 246165561642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331686190080).

246165561642 is an abundant number, since it is smaller than the sum of its proper divisors (417206818518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

246165561642 is a wasteful number, since it uses less digits than its factorization.

246165561642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145148.

The product of its digits is 2073600, while the sum is 48.

The spelling of 246165561642 in words is "two hundred forty-six billion, one hundred sixty-five million, five hundred sixty-one thousand, six hundred forty-two".