423597946690 has 32 divisors (see below), whose sum is σ = 812555712000. Its totient is φ = 158623907904.

The previous prime is 423597946619. The next prime is 423597946691. The reversal of 423597946690 is 96649795324.

It is a super-2 number, since 2×423597946690² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423597946691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19582065 + ... + 19603684.

It is an arithmetic number, because the mean of its divisors is an integer number (25392366000).

Almost surely, 2^423597946690 is an apocalyptic number.

423597946690 is a deficient number, since it is larger than the sum of its proper divisors (388957765310).

423597946690 is a wasteful number, since it uses less digits than its factorization.

423597946690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39185826.

The product of its (nonzero) digits is 88179840, while the sum is 64.

The spelling of 423597946690 in words is "four hundred twenty-three billion, five hundred ninety-seven million, nine hundred forty-six thousand, six hundred ninety".