190543420152 has 24 divisors (see below), whose sum is σ = 516055096440. Its totient is φ = 63514473360.

The previous prime is 190543420097. The next prime is 190543420187. The reversal of 190543420152 is 251024345091.

190543420152 is a `hidden beast` number, since 1 + 90 + 543 + 4 + 20 + 1 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1323218124 + ... + 1323218267.

It is an arithmetic number, because the mean of its divisors is an integer number (21502295685).

Almost surely, 2^190543420152 is an apocalyptic number.

190543420152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

190543420152 is an abundant number, since it is smaller than the sum of its proper divisors (325511676288).

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

190543420152 is a wasteful number, since it uses less digits than its factorization.

190543420152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646436403 (or 2646436396 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 190543420152 in words is "one hundred ninety billion, five hundred forty-three million, four hundred twenty thousand, one hundred fifty-two".