423867898465 has 32 divisors (see below), whose sum is σ = 576295391232. Its totient is φ = 296493048000.

The previous prime is 423867898463. The next prime is 423867898501. The reversal of 423867898465 is 564898768324.

It is a happy number.

It is not a de Polignac number, because 423867898465 - 2¹ = 423867898463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423867898394 and 423867898403.

It is not an unprimeable number, because it can be changed into a prime (423867898463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484671 + ... + 1040500.

It is an arithmetic number, because the mean of its divisors is an integer number (18009230976).

Almost surely, 2^423867898465 is an apocalyptic number.

It is an amenable number.

423867898465 is a deficient number, since it is larger than the sum of its proper divisors (152427492767).

423867898465 is a wasteful number, since it uses less digits than its factorization.

423867898465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525381.

The product of its digits is 557383680, while the sum is 70.

The spelling of 423867898465 in words is "four hundred twenty-three billion, eight hundred sixty-seven million, eight hundred ninety-eight thousand, four hundred sixty-five".