49681735236 has 405 divisors, whose sum is σ = 159078967047. Its totient is φ = 13480629120.

The previous prime is 49681735223. The next prime is 49681735241. The reversal of 49681735236 is 63253718694.

The square root of 49681735236 is 222894.

It is a perfect power (a square), and thus also a powerful number.

49681735236 is a `hidden beast` number, since 49 + 6 + 8 + 1 + 73 + 523 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 14906944836 + 34774790400 = 122094^2 + 186480^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (6531840) is a multiple of the sum of its prime factors (210).

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 814454646 + ... + 814454706.

Almost surely, 2^49681735236 is an apocalyptic number.

49681735236 is the 222894-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49681735236

49681735236 is an abundant number, since it is smaller than the sum of its proper divisors (109397231811).

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

49681735236 is a wasteful number, since it uses less digits than its factorization.

49681735236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 102 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 49681735236 in words is "forty-nine billion, six hundred eighty-one million, seven hundred thirty-five thousand, two hundred thirty-six".