74072650140 has 144 divisors (see below), whose sum is σ = 228742297056. Its totient is φ = 19397260800.

The previous prime is 74072650139. The next prime is 74072650147. The reversal of 74072650140 is 4105627047.

74072650140 is a `hidden beast` number, since 7 + 40 + 72 + 6 + 501 + 40 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 74072650095 and 74072650104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74072650147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7164775 + ... + 7175105.

It is an arithmetic number, because the mean of its divisors is an integer number (1588488174).

Almost surely, 2^74072650140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74072650140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114371148528).

74072650140 is an abundant number, since it is smaller than the sum of its proper divisors (154669646916).

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

74072650140 is a wasteful number, since it uses less digits than its factorization.

74072650140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060 (or 11055 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 74072650140 in words is "seventy-four billion, seventy-two million, six hundred fifty thousand, one hundred forty".