49717928782 has 8 divisors (see below), whose sum is σ = 78963769296. Its totient is φ = 23396672352.

The previous prime is 49717928761. The next prime is 49717928789. The reversal of 49717928782 is 28782971794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49717928789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731145978 + ... + 731146045.

It is an arithmetic number, because the mean of its divisors is an integer number (9870471162).

Almost surely, 2^49717928782 is an apocalyptic number.

49717928782 is a deficient number, since it is larger than the sum of its proper divisors (29245840514).

49717928782 is a wasteful number, since it uses less digits than its factorization.

49717928782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462292042.

The product of its digits is 28449792, while the sum is 64.

The spelling of 49717928782 in words is "forty-nine billion, seven hundred seventeen million, nine hundred twenty-eight thousand, seven hundred eighty-two".