49312766721394 has 16 divisors (see below), whose sum is σ = 81433926699840. Its totient is φ = 22209252734160.

The previous prime is 49312766721391. The next prime is 49312766721451.

It is a happy number.

49312766721394 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×49312766721394³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (49312766721391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10282059054 + ... + 10282063849.

It is an arithmetic number, because the mean of its divisors is an integer number (5089620418740).

Almost surely, 2^{49312766721394} is an apocalyptic number.

49312766721394 is a deficient number, since it is larger than the sum of its proper divisors (32121159978446).

49312766721394 is a wasteful number, since it uses less digits than its factorization.

49312766721394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20564123025.

The product of its digits is 82301184, while the sum is 64.

The spelling of 49312766721394 in words is "forty-nine trillion, three hundred twelve billion, seven hundred sixty-six million, seven hundred twenty-one thousand, three hundred ninety-four".