423075353146 has 4 divisors (see below), whose sum is σ = 634613029722. Its totient is φ = 211537676572.

The previous prime is 423075353137. The next prime is 423075353153. The reversal of 423075353146 is 641353570324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 421835961121 + 1239392025 = 649489^2 + 35205^2 .

It is a super-2 number, since 2×423075353146² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105768838285 + ... + 105768838288.

Almost surely, 2^423075353146 is an apocalyptic number.

423075353146 is a deficient number, since it is larger than the sum of its proper divisors (211537676576).

423075353146 is a wasteful number, since it uses less digits than its factorization.

423075353146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211537676575.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 423075353146 in words is "four hundred twenty-three billion, seventy-five million, three hundred fifty-three thousand, one hundred forty-six".