253133736387 has 8 divisors (see below), whose sum is σ = 385727598336. Its totient is φ = 144647849352.

The previous prime is 253133736371. The next prime is 253133736439. The reversal of 253133736387 is 783637331352.

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

It is not a de Polignac number, because 253133736387 - 2⁴ = 253133736371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253133736347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6026993703 + ... + 6026993744.

It is an arithmetic number, because the mean of its divisors is an integer number (48215949792).

Almost surely, 2^253133736387 is an apocalyptic number.

253133736387 is a deficient number, since it is larger than the sum of its proper divisors (132593861949).

253133736387 is a wasteful number, since it uses less digits than its factorization.

253133736387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12053987457.

The product of its digits is 5715360, while the sum is 51.

The spelling of 253133736387 in words is "two hundred fifty-three billion, one hundred thirty-three million, seven hundred thirty-six thousand, three hundred eighty-seven".