144622342046 has 32 divisors (see below), whose sum is σ = 267019865280. Its totient is φ = 57207926016.

The previous prime is 144622342037. The next prime is 144622342063. The reversal of 144622342046 is 640243226441.

It is a super-2 number, since 2×144622342046² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2355530 + ... + 2416146.

It is an arithmetic number, because the mean of its divisors is an integer number (8344370790).

Almost surely, 2^144622342046 is an apocalyptic number.

144622342046 is a deficient number, since it is larger than the sum of its proper divisors (122397523234).

144622342046 is a wasteful number, since it uses less digits than its factorization.

144622342046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73748.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 144622342046 its reverse (640243226441), we get a palindrome (784865568487).

The spelling of 144622342046 in words is "one hundred forty-four billion, six hundred twenty-two million, three hundred forty-two thousand, forty-six".