49770450477 has 36 divisors (see below), whose sum is σ = 79052037792. Its totient is φ = 30151796400.

The previous prime is 49770450451. The next prime is 49770450553. The reversal of 49770450477 is 77405407794.

49770450477 is a `hidden beast` number, since 497 + 70 + 45 + 0 + 47 + 7 = 666.

It is not a de Polignac number, because 49770450477 - 2⁶ = 49770450413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49770450407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3227728 + ... + 3243110.

Almost surely, 2^49770450477 is an apocalyptic number.

It is an amenable number.

49770450477 is a deficient number, since it is larger than the sum of its proper divisors (29281587315).

49770450477 is a wasteful number, since it uses less digits than its factorization.

49770450477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18382 (or 18368 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 54.

The spelling of 49770450477 in words is "forty-nine billion, seven hundred seventy million, four hundred fifty thousand, four hundred seventy-seven".