49158767502 has 96 divisors (see below), whose sum is σ = 123115513248. Its totient is φ = 14040926208.

The previous prime is 49158767501. The next prime is 49158767561. The reversal of 49158767502 is 20576785194.

49158767502 is a `hidden beast` number, since 4 + 9 + 1 + 587 + 6 + 7 + 50 + 2 = 666.

49158767502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49158767501) 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, 205753 + ... + 375035.

It is an arithmetic number, because the mean of its divisors is an integer number (1282453263).

Almost surely, 2^49158767502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49158767502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61557756624).

49158767502 is an abundant number, since it is smaller than the sum of its proper divisors (73956745746).

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

49158767502 is a wasteful number, since it uses less digits than its factorization.

49158767502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169394 (or 169391 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 54.

The spelling of 49158767502 in words is "forty-nine billion, one hundred fifty-eight million, seven hundred sixty-seven thousand, five hundred two".