49820852512 has 12 divisors (see below), whose sum is σ = 98084803446. Its totient is φ = 24910426240.

The previous prime is 49820852453. The next prime is 49820852513. The reversal of 49820852512 is 21525802894.

It can be written as a sum of positive squares in only one way, i.e., 34463694736 + 15357157776 = 185644^2 + 123924^2 .

It is not an unprimeable number, because it can be changed into a prime (49820852513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 778450789 + ... + 778450852.

Almost surely, 2^49820852512 is an apocalyptic number.

It is an amenable number.

49820852512 is a deficient number, since it is larger than the sum of its proper divisors (48263950934).

49820852512 is a wasteful number, since it uses less digits than its factorization.

49820852512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556901651 (or 1556901643 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 49820852512 in words is "forty-nine billion, eight hundred twenty million, eight hundred fifty-two thousand, five hundred twelve".