40136274288 has 120 divisors (see below), whose sum is σ = 122598867456. Its totient is φ = 12156393600.

The previous prime is 40136274271. The next prime is 40136274293. The reversal of 40136274288 is 88247263104.

It is a happy number.

40136274288 is a `hidden beast` number, since 4 + 0 + 1 + 362 + 7 + 4 + 288 = 666.

It is a super-2 number, since 2×40136274288² (a number of 22 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 3902593 + ... + 3912863.

Almost surely, 2^40136274288 is an apocalyptic number.

40136274288 is a gapful number since it is divisible by the number (48) 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 40136274288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61299433728).

40136274288 is an abundant number, since it is smaller than the sum of its proper divisors (82462593168).

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

40136274288 is a wasteful number, since it uses less digits than its factorization.

40136274288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12763 (or 12754 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 40136274288 in words is "forty billion, one hundred thirty-six million, two hundred seventy-four thousand, two hundred eighty-eight".