119779786440 has 96 divisors (see below), whose sum is σ = 389379140280. Its totient is φ = 31933495296.

The previous prime is 119779786439. The next prime is 119779786471. The reversal of 119779786440 is 44687977911.

119779786440 is a `hidden beast` number, since 11 + 97 + 7 + 97 + 8 + 6 + 440 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 75848464836 + 43931321604 = 275406^2 + 209598^2 .

It is a super-2 number, since 2×119779786440² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1522962 + ... + 1599678.

Almost surely, 2^119779786440 is an apocalyptic number.

119779786440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

119779786440 is an abundant number, since it is smaller than the sum of its proper divisors (269599353840).

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

119779786440 is a wasteful number, since it uses less digits than its factorization.

119779786440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81071 (or 81064 counting only the distinct ones).

The product of its (nonzero) digits is 21337344, while the sum is 63.

The spelling of 119779786440 in words is "one hundred nineteen billion, seven hundred seventy-nine million, seven hundred eighty-six thousand, four hundred forty".