423542010851964 has 36 divisors (see below), whose sum is σ = 1070916080021424. Its totient is φ = 141141637708032.

The previous prime is 423542010851963. The next prime is 423542010852029. The reversal of 423542010851964 is 469158010245324.

423542010851964 is a `hidden beast` number, since 4 + 2 + 3 + 5 + 420 + 108 + 51 + 9 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×423542010851964² (a number of 30 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 423542010851964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423542010851963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1626225312 + ... + 1626485735.

It is an arithmetic number, because the mean of its divisors is an integer number (29747668889484).

Almost surely, 2^{423542010851964} is an apocalyptic number.

It is an amenable number.

423542010851964 is an abundant number, since it is smaller than the sum of its proper divisors (647374069169460).

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

423542010851964 is a wasteful number, since it uses less digits than its factorization.

423542010851964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252714674 (or 3252714669 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 423542010851964 in words is "four hundred twenty-three trillion, five hundred forty-two billion, ten million, eight hundred fifty-one thousand, nine hundred sixty-four".