145157817426 has 8 divisors (see below), whose sum is σ = 290315634864. Its totient is φ = 48385939140.

The previous prime is 145157817421. The next prime is 145157817473. The reversal of 145157817426 is 624718751541.

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

145157817426 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145157817421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12096484780 + ... + 12096484791.

It is an arithmetic number, because the mean of its divisors is an integer number (36289454358).

Almost surely, 2^145157817426 is an apocalyptic number.

145157817426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

145157817426 is a wasteful number, since it uses less digits than its factorization.

145157817426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24192969576.

The product of its digits is 1881600, while the sum is 51.

The spelling of 145157817426 in words is "one hundred forty-five billion, one hundred fifty-seven million, eight hundred seventeen thousand, four hundred twenty-six".