190854474048 has 448 divisors, whose sum is σ = 649706803200. Its totient is φ = 53814896640.

The previous prime is 190854474017. The next prime is 190854474067. The reversal of 190854474048 is 840474458091.

190854474048 is a `hidden beast` number, since 1 + 90 + 8 + 544 + 7 + 4 + 0 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 190854473985 and 190854474003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 391898061 + ... + 391898547.

It is an arithmetic number, because the mean of its divisors is an integer number (1450238400).

Almost surely, 2^190854474048 is an apocalyptic number.

190854474048 is a gapful number since it is divisible by the number (18) 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 190854474048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324853401600).

190854474048 is an abundant number, since it is smaller than the sum of its proper divisors (458852329152).

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

190854474048 is a wasteful number, since it uses less digits than its factorization.

190854474048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 190854474048 in words is "one hundred ninety billion, eight hundred fifty-four million, four hundred seventy-four thousand, forty-eight".