49825446412728 has 64 divisors (see below), whose sum is σ = 142407866880000. Its totient is φ = 14230896976512.

The previous prime is 49825446412727. The next prime is 49825446412739. The reversal of 49825446412728 is 82721464452894.

It is a super-2 number, since 2×49825446412728² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49825446412727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51023803 + ... + 51991146.

It is an arithmetic number, because the mean of its divisors is an integer number (2225122920000).

Almost surely, 2^{49825446412728} is an apocalyptic number.

It is an amenable number.

49825446412728 is an abundant number, since it is smaller than the sum of its proper divisors (92582420467272).

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

49825446412728 is a wasteful number, since it uses less digits than its factorization.

49825446412728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103017844 (or 103017840 counting only the distinct ones).

The product of its digits is 247726080, while the sum is 66.

The spelling of 49825446412728 in words is "forty-nine trillion, eight hundred twenty-five billion, four hundred forty-six million, four hundred twelve thousand, seven hundred twenty-eight".