145541048542 has 8 divisors (see below), whose sum is σ = 218330107632. Its totient is φ = 72764346000.

The previous prime is 145541048539. The next prime is 145541048573. The reversal of 145541048542 is 245840145541.

145541048542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×145541048542³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3059634 + ... + 3106837.

It is an arithmetic number, because the mean of its divisors is an integer number (27291263454).

Almost surely, 2^145541048542 is an apocalyptic number.

145541048542 is a deficient number, since it is larger than the sum of its proper divisors (72789059090).

145541048542 is a wasteful number, since it uses less digits than its factorization.

145541048542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6178274.

The product of its (nonzero) digits is 512000, while the sum is 43.

The spelling of 145541048542 in words is "one hundred forty-five billion, five hundred forty-one million, forty-eight thousand, five hundred forty-two".