49905596242 has 4 divisors (see below), whose sum is σ = 74858394366. Its totient is φ = 24952798120.

The previous prime is 49905596239. The next prime is 49905596243. The reversal of 49905596242 is 24269550994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46998337681 + 2907258561 = 216791^2 + 53919^2 .

It is not an unprimeable number, because it can be changed into a prime (49905596243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12476399059 + ... + 12476399062.

Almost surely, 2^49905596242 is an apocalyptic number.

49905596242 is a deficient number, since it is larger than the sum of its proper divisors (24952798124).

49905596242 is a wasteful number, since it uses less digits than its factorization.

49905596242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24952798123.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 49905596242 in words is "forty-nine billion, nine hundred five million, five hundred ninety-six thousand, two hundred forty-two".