423197519393 has 8 divisors (see below), whose sum is σ = 488827081440. Its totient is φ = 362094134080.

The previous prime is 423197519387. The next prime is 423197519399. The reversal of 423197519393 is 393915791324.

It is an interprime number because it is at equal distance from previous prime (423197519387) and next prime (423197519399).

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

It is a cyclic number.

It is not a de Polignac number, because 423197519393 - 2⁸ = 423197519137 is a prime.

It is a super-2 number, since 2×423197519393² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423197519399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131543983 + ... + 1131544356.

It is an arithmetic number, because the mean of its divisors is an integer number (61103385180).

Almost surely, 2^423197519393 is an apocalyptic number.

It is an amenable number.

423197519393 is a deficient number, since it is larger than the sum of its proper divisors (65629562047).

423197519393 is a wasteful number, since it uses less digits than its factorization.

423197519393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263088367.

The product of its digits is 5511240, while the sum is 56.

The spelling of 423197519393 in words is "four hundred twenty-three billion, one hundred ninety-seven million, five hundred nineteen thousand, three hundred ninety-three".