49396457152 has 112 divisors (see below), whose sum is σ = 113442658560. Its totient is φ = 20903500800.

The previous prime is 49396457147. The next prime is 49396457153. The reversal of 49396457152 is 25175469394.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×49396457152² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49396457093 and 49396457102.

It is not an unprimeable number, because it can be changed into a prime (49396457153) 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, 12381174 + ... + 12385162.

It is an arithmetic number, because the mean of its divisors is an integer number (1012880880).

Almost surely, 2^49396457152 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 49396457152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56721329280).

49396457152 is an abundant number, since it is smaller than the sum of its proper divisors (64046201408).

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

49396457152 is a wasteful number, since it uses less digits than its factorization.

49396457152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350 (or 4340 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 55.

The spelling of 49396457152 in words is "forty-nine billion, three hundred ninety-six million, four hundred fifty-seven thousand, one hundred fifty-two".