49147402752 has 320 divisors, whose sum is σ = 175019750400. Its totient is φ = 13302558720.

The previous prime is 49147402739. The next prime is 49147402753. The reversal of 49147402752 is 25720474194.

It is a junction number, because it is equal to n+sod(n) for n = 49147402698 and 49147402707.

It is not an unprimeable number, because it can be changed into a prime (49147402753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1825227 + ... + 1851957.

It is an arithmetic number, because the mean of its divisors is an integer number (546936720).

Almost surely, 2^49147402752 is an apocalyptic number.

49147402752 is a gapful number since it is divisible by the number (42) 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 49147402752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87509875200).

49147402752 is an abundant number, since it is smaller than the sum of its proper divisors (125872347648).

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

49147402752 is a wasteful number, since it uses less digits than its factorization.

49147402752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26784 (or 26762 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 49147402752 in words is "forty-nine billion, one hundred forty-seven million, four hundred two thousand, seven hundred fifty-two".