160649274240 has 1536 divisors, whose sum is σ = 741673497600. Its totient is φ = 31997804544.

The previous prime is 160649274239. The next prime is 160649274251. The reversal of 160649274240 is 42472946061.

160649274240 is a `hidden beast` number, since 160 + 6 + 49 + 27 + 424 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 567665139 + ... + 567665421.

It is an arithmetic number, because the mean of its divisors is an integer number (482860350).

Almost surely, 2^160649274240 is an apocalyptic number.

160649274240 is a gapful number since it is divisible by the number (10) 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 160649274240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370836748800).

160649274240 is an abundant number, since it is smaller than the sum of its proper divisors (581024223360).

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

160649274240 is a wasteful number, since it uses less digits than its factorization.

160649274240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

It can be divided in two parts, 16064 and 9274240, that added together give a square (9290304 = 3048²).

The spelling of 160649274240 in words is "one hundred sixty billion, six hundred forty-nine million, two hundred seventy-four thousand, two hundred forty".