49730730209279 has 32 divisors (see below), whose sum is σ = 60185525354496. Its totient is φ = 40169333967840.

The previous prime is 49730730209207. The next prime is 49730730209287. The reversal of 49730730209279 is 97290203703794.

It is a de Polignac number, because none of the positive numbers 2^k-49730730209279 is a prime.

It is a super-2 number, since 2×49730730209279² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49730730200279) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14034914 + ... + 17217440.

It is an arithmetic number, because the mean of its divisors is an integer number (1880797667328).

Almost surely, 2^{49730730209279} is an apocalyptic number.

49730730209279 is a deficient number, since it is larger than the sum of its proper divisors (10454795145217).

49730730209279 is a wasteful number, since it uses less digits than its factorization.

49730730209279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183995.

The product of its (nonzero) digits is 36006768, while the sum is 62.

The spelling of 49730730209279 in words is "forty-nine trillion, seven hundred thirty billion, seven hundred thirty million, two hundred nine thousand, two hundred seventy-nine".