245555385558 has 32 divisors (see below), whose sum is σ = 562035238656. Its totient is φ = 70062958368.

The previous prime is 245555385557. The next prime is 245555385563. The reversal of 245555385558 is 855583555542.

It is a super-3 number, since 3×245555385558³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245555385557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3957316 + ... + 4018887.

It is an arithmetic number, because the mean of its divisors is an integer number (17563601208).

Almost surely, 2^245555385558 is an apocalyptic number.

245555385558 is an abundant number, since it is smaller than the sum of its proper divisors (316479853098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245555385558 is a wasteful number, since it uses less digits than its factorization.

245555385558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7976948.

The product of its digits is 120000000, while the sum is 60.

The spelling of 245555385558 in words is "two hundred forty-five billion, five hundred fifty-five million, three hundred eighty-five thousand, five hundred fifty-eight".