49894593782 has 8 divisors (see below), whose sum is σ = 81645698952. Its totient is φ = 22679360800.

The previous prime is 49894593773. The next prime is 49894593787. The reversal of 49894593782 is 28739549894.

It is a happy number.

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

It is a super-3 number, since 3×49894593782³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49894593787) 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, 1133968019 + ... + 1133968062.

It is an arithmetic number, because the mean of its divisors is an integer number (10205712369).

Almost surely, 2^49894593782 is an apocalyptic number.

49894593782 is a deficient number, since it is larger than the sum of its proper divisors (31751105170).

49894593782 is a wasteful number, since it uses less digits than its factorization.

49894593782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267936094.

The product of its digits is 156764160, while the sum is 68.

The spelling of 49894593782 in words is "forty-nine billion, eight hundred ninety-four million, five hundred ninety-three thousand, seven hundred eighty-two".