49001724460 has 144 divisors (see below), whose sum is σ = 118061796384. Its totient is φ = 16979484672.

The previous prime is 49001724439. The next prime is 49001724461. The reversal of 49001724460 is 6442710094.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (49001724461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34338267 + ... + 34339693.

It is an arithmetic number, because the mean of its divisors is an integer number (819873586).

Almost surely, 2^49001724460 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 49001724460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59030898192).

49001724460 is an abundant number, since it is smaller than the sum of its proper divisors (69060071924).

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

49001724460 is a wasteful number, since it uses less digits than its factorization.

49001724460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940 (or 1921 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 49001724460 in words is "forty-nine billion, one million, seven hundred twenty-four thousand, four hundred sixty".