142466402223502 has 48 divisors (see below), whose sum is σ = 249073734015792. Its totient is φ = 60938165272320.

The previous prime is 142466402223493. The next prime is 142466402223503. The reversal of 142466402223502 is 205322204664241.

It is a super-2 number, since 2×142466402223502² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142466402223503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107259798 + ... + 108579910.

It is an arithmetic number, because the mean of its divisors is an integer number (5189036125329).

Almost surely, 2^{142466402223502} is an apocalyptic number.

142466402223502 is a deficient number, since it is larger than the sum of its proper divisors (106607331792290).

142466402223502 is a wasteful number, since it uses less digits than its factorization.

142466402223502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322273 (or 1322266 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

Adding to 142466402223502 its reverse (205322204664241), we get a palindrome (347788606887743).

The spelling of 142466402223502 in words is "one hundred forty-two trillion, four hundred sixty-six billion, four hundred two million, two hundred twenty-three thousand, five hundred two".