32421400194 has 16 divisors (see below), whose sum is σ = 64863083232. Its totient is φ = 10803752928.

The previous prime is 32421400181. The next prime is 32421400201. The reversal of 32421400194 is 49100412423.

It is a super-2 number, since 2×32421400194² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824299 + ... + 862734.

It is an arithmetic number, because the mean of its divisors is an integer number (4053942702).

Almost surely, 2^32421400194 is an apocalyptic number.

32421400194 is an abundant number, since it is smaller than the sum of its proper divisors (32441683038).

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

32421400194 is a wasteful number, since it uses less digits than its factorization.

32421400194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690241.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 32421400194 in words is "thirty-two billion, four hundred twenty-one million, four hundred thousand, one hundred ninety-four".