258241213551 has 8 divisors (see below), whose sum is σ = 344466849664. Its totient is φ = 172088193240.

The previous prime is 258241213547. The next prime is 258241213577. The reversal of 258241213551 is 155312142852.

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

It is not a de Polignac number, because 258241213551 - 2² = 258241213547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258241213501) 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, 18145651 + ... + 18159876.

It is an arithmetic number, because the mean of its divisors is an integer number (43058356208).

Almost surely, 2^258241213551 is an apocalyptic number.

258241213551 is a deficient number, since it is larger than the sum of its proper divisors (86225636113).

258241213551 is a wasteful number, since it uses less digits than its factorization.

258241213551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36307901.

The product of its digits is 96000, while the sum is 39.

The spelling of 258241213551 in words is "two hundred fifty-eight billion, two hundred forty-one million, two hundred thirteen thousand, five hundred fifty-one".