49622219136 has 512 divisors, whose sum is σ = 178312320000. Its totient is φ = 13269712896.

The previous prime is 49622219131. The next prime is 49622219149. The reversal of 49622219136 is 63191222694.

49622219136 is a `hidden beast` number, since 4 + 9 + 622 + 2 + 1 + 9 + 13 + 6 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 49622219091 and 49622219100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49622219131) 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 63 ways as a sum of consecutive naturals, for example, 40908066 + ... + 40909278.

It is an arithmetic number, because the mean of its divisors is an integer number (348266250).

Almost surely, 2^49622219136 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 49622219136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89156160000).

49622219136 is an abundant number, since it is smaller than the sum of its proper divisors (128690100864).

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

49622219136 is a wasteful number, since it uses less digits than its factorization.

49622219136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351 (or 1333 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The spelling of 49622219136 in words is "forty-nine billion, six hundred twenty-two million, two hundred nineteen thousand, one hundred thirty-six".