49806386443503 has 16 divisors (see below), whose sum is σ = 76995380010240. Its totient is φ = 31760594253432.

The previous prime is 49806386443493. The next prime is 49806386443531. The reversal of 49806386443503 is 30534468360894.

49806386443503 is a `hidden beast` number, since 4 + 9 + 8 + 0 + 6 + 3 + 86 + 4 + 43 + 503 = 666.

It is not a de Polignac number, because 49806386443503 - 2⁴ = 49806386443487 is a prime.

It is a super-2 number, since 2×49806386443503² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49806386443403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40101759801 + ... + 40101761042.

It is an arithmetic number, because the mean of its divisors is an integer number (4812211250640).

Almost surely, 2^{49806386443503} is an apocalyptic number.

49806386443503 is a deficient number, since it is larger than the sum of its proper divisors (27188993566737).

49806386443503 is a wasteful number, since it uses less digits than its factorization.

49806386443503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80203520875 (or 80203520869 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 63.

The spelling of 49806386443503 in words is "forty-nine trillion, eight hundred six billion, three hundred eighty-six million, four hundred forty-three thousand, five hundred three".