253445001540001 has 8 divisors (see below), whose sum is σ = 268414645567104. Its totient is φ = 238482148015680.

The previous prime is 253445001539987. The next prime is 253445001540121. The reversal of 253445001540001 is 100045100544352.

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

It is a cyclic number.

It is not a de Polignac number, because 253445001540001 - 2⁵ = 253445001539969 is a prime.

It is a super-2 number, since 2×253445001540001² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253445001520001) 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, 1697548845 + ... + 1697698138.

It is an arithmetic number, because the mean of its divisors is an integer number (33551830695888).

Almost surely, 2^{253445001540001} is an apocalyptic number.

It is an amenable number.

253445001540001 is a deficient number, since it is larger than the sum of its proper divisors (14969644027103).

253445001540001 is a wasteful number, since it uses less digits than its factorization.

253445001540001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395251391.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 253445001540001 in words is "two hundred fifty-three trillion, four hundred forty-five billion, one million, five hundred forty thousand, one".