42626782747692 has 288 divisors, whose sum is σ = 131295385987584. Its totient is φ = 11921914368000.

The previous prime is 42626782747691. The next prime is 42626782747723. The reversal of 42626782747692 is 29674728762624.

42626782747692 is a `hidden beast` number, since 4 + 2 + 6 + 2 + 67 + 8 + 2 + 7 + 476 + 92 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 42626782747692.

It is not an unprimeable number, because it can be changed into a prime (42626782747691) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1268599692 + ... + 1268633292.

Almost surely, 2^{42626782747692} 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 42626782747692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65647692993792).

42626782747692 is an abundant number, since it is smaller than the sum of its proper divisors (88668603239892).

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

42626782747692 is a wasteful number, since it uses less digits than its factorization.

42626782747692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42771 (or 42757 counting only the distinct ones).

The product of its digits is 1365590016, while the sum is 72.

The spelling of 42626782747692 in words is "forty-two trillion, six hundred twenty-six billion, seven hundred eighty-two million, seven hundred forty-seven thousand, six hundred ninety-two".