49779527253 has 8 divisors (see below), whose sum is σ = 66582081888. Its totient is φ = 33081662064.

The previous prime is 49779527249. The next prime is 49779527257. The reversal of 49779527253 is 35272597794.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (49779527249) and next prime (49779527257).

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

It is not a de Polignac number, because 49779527253 - 2² = 49779527249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49779527257) 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, 26171251 + ... + 26173152.

It is an arithmetic number, because the mean of its divisors is an integer number (8322760236).

Almost surely, 2^49779527253 is an apocalyptic number.

It is an amenable number.

49779527253 is a deficient number, since it is larger than the sum of its proper divisors (16802554635).

49779527253 is a wasteful number, since it uses less digits than its factorization.

49779527253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52344723.

The product of its digits is 33339600, while the sum is 60.

The spelling of 49779527253 in words is "forty-nine billion, seven hundred seventy-nine million, five hundred twenty-seven thousand, two hundred fifty-three".