190545244344 has 864 divisors, whose sum is σ = 692645007600. Its totient is φ = 48675271680.

The previous prime is 190545244321. The next prime is 190545244381. The reversal of 190545244344 is 443442545091.

190545244344 is a `hidden beast` number, since 1 + 9 + 0 + 545 + 24 + 43 + 44 = 666.

It is a super-2 number, since 2×190545244344² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 190545244344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 1370829027 + ... + 1370829165.

Almost surely, 2^190545244344 is an apocalyptic number.

190545244344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190545244344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346322503800).

190545244344 is an abundant number, since it is smaller than the sum of its proper divisors (502099763256).

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

190545244344 is a wasteful number, since it uses less digits than its factorization.

190545244344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 190545244344 in words is "one hundred ninety billion, five hundred forty-five million, two hundred forty-four thousand, three hundred forty-four".