142963421398 has 64 divisors (see below), whose sum is σ = 257236531200. Its totient is φ = 58317667200.

The previous prime is 142963421389. The next prime is 142963421399. The reversal of 142963421398 is 893124369241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142963421399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4444473 + ... + 4476523.

It is an arithmetic number, because the mean of its divisors is an integer number (4019320800).

Almost surely, 2^142963421398 is an apocalyptic number.

142963421398 is a deficient number, since it is larger than the sum of its proper divisors (114273109802).

142963421398 is a wasteful number, since it uses less digits than its factorization.

142963421398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32285.

The product of its digits is 2239488, while the sum is 52.

The spelling of 142963421398 in words is "one hundred forty-two billion, nine hundred sixty-three million, four hundred twenty-one thousand, three hundred ninety-eight".