253445033031 has 8 divisors (see below), whose sum is σ = 337933914864. Its totient is φ = 168959753280.

The previous prime is 253445032999. The next prime is 253445033041. The reversal of 253445033031 is 130330544352.

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

It is not a de Polignac number, because 253445033031 - 2⁵ = 253445032999 is a prime.

It is a super-2 number, since 2×253445033031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253445032983 and 253445033001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253445033041) 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, 731830 + ... + 1021011.

It is an arithmetic number, because the mean of its divisors is an integer number (42241739358).

Almost surely, 2^253445033031 is an apocalyptic number.

253445033031 is a deficient number, since it is larger than the sum of its proper divisors (84488881833).

253445033031 is a wasteful number, since it uses less digits than its factorization.

253445033031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801041.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 253445033031 its reverse (130330544352), we get a palindrome (383775577383).

The spelling of 253445033031 in words is "two hundred fifty-three billion, four hundred forty-five million, thirty-three thousand, thirty-one".