146140197422 has 8 divisors (see below), whose sum is σ = 230747680200. Its totient is φ = 69224304024.

The previous prime is 146140197409. The next prime is 146140197439. The reversal of 146140197422 is 224791041641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×146140197422² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146140197422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1922897297 + ... + 1922897372.

It is an arithmetic number, because the mean of its divisors is an integer number (28843460025).

Almost surely, 2^146140197422 is an apocalyptic number.

146140197422 is a deficient number, since it is larger than the sum of its proper divisors (84607482778).

146140197422 is a wasteful number, since it uses less digits than its factorization.

146140197422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845794690.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 146140197422 in words is "one hundred forty-six billion, one hundred forty million, one hundred ninety-seven thousand, four hundred twenty-two".