146631453543426 has 32 divisors (see below), whose sum is σ = 293886750624768. Its totient is φ = 48773204254800.

The previous prime is 146631453543401. The next prime is 146631453543461. The reversal of 146631453543426 is 624345354136641.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 18380001 + ... + 25121451.

It is an arithmetic number, because the mean of its divisors is an integer number (9183960957024).

Almost surely, 2^{146631453543426} is an apocalyptic number.

146631453543426 is an abundant number, since it is smaller than the sum of its proper divisors (147255297081342).

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

146631453543426 is a wasteful number, since it uses less digits than its factorization.

146631453543426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6749166.

The product of its digits is 74649600, while the sum is 57.

The spelling of 146631453543426 in words is "one hundred forty-six trillion, six hundred thirty-one billion, four hundred fifty-three million, five hundred forty-three thousand, four hundred twenty-six".