2636792340 has 192 divisors, whose sum is σ = 9120491520. Its totient is φ = 554273280.

The previous prime is 2636792329. The next prime is 2636792359. The reversal of 2636792340 is 432976362.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 2636792292 and 2636792301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1806531 + ... + 1807989.

It is an arithmetic number, because the mean of its divisors is an integer number (47502560).

Almost surely, 2^2636792340 is an apocalyptic number.

2636792340 is a gapful number since it is divisible by the number (20) 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 2636792340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4560245760).

2636792340 is an abundant number, since it is smaller than the sum of its proper divisors (6483699180).

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

2636792340 is a wasteful number, since it uses less digits than its factorization.

2636792340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 42.

The square root of 2636792340 is about 51349.7063282742. The cubic root of 2636792340 is about 1381.5246643922.

The spelling of 2636792340 in words is "two billion, six hundred thirty-six million, seven hundred ninety-two thousand, three hundred forty".