49751851802 has 4 divisors (see below), whose sum is σ = 74627777706. Its totient is φ = 24875925900.

The previous prime is 49751851801. The next prime is 49751851817. The reversal of 49751851802 is 20815815794.

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., 49662568201 + 89283601 = 222851^2 + 9449^2 .

It is not an unprimeable number, because it can be changed into a prime (49751851801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12437962949 + ... + 12437962952.

Almost surely, 2^49751851802 is an apocalyptic number.

49751851802 is a deficient number, since it is larger than the sum of its proper divisors (24875925904).

49751851802 is a wasteful number, since it uses less digits than its factorization.

49751851802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24875925903.

The product of its (nonzero) digits is 806400, while the sum is 50.

The spelling of 49751851802 in words is "forty-nine billion, seven hundred fifty-one million, eight hundred fifty-one thousand, eight hundred two".