49916926620 has 192 divisors, whose sum is σ = 170636659200. Its totient is φ = 12013816320.

The previous prime is 49916926613. The next prime is 49916926621. The reversal of 49916926620 is 2662961994.

It is a happy number.

49916926620 is a `hidden beast` number, since 4 + 9 + 9 + 1 + 6 + 9 + 2 + 6 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49916926621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 795432 + ... + 855888.

It is an arithmetic number, because the mean of its divisors is an integer number (888732600).

Almost surely, 2^49916926620 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 49916926620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85318329600).

49916926620 is an abundant number, since it is smaller than the sum of its proper divisors (120719732580).

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

49916926620 is a wasteful number, since it uses less digits than its factorization.

49916926620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60625 (or 60617 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 49916926620 in words is "forty-nine billion, nine hundred sixteen million, nine hundred twenty-six thousand, six hundred twenty".