145209555158 has 8 divisors (see below), whose sum is σ = 217938590328. Its totient is φ = 72563358384.

The previous prime is 145209555149. The next prime is 145209555167. The reversal of 145209555158 is 851555902541.

It is an interprime number because it is at equal distance from previous prime (145209555149) and next prime (145209555167).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20705216 + ... + 20712227.

It is an arithmetic number, because the mean of its divisors is an integer number (27242323791).

Almost surely, 2^145209555158 is an apocalyptic number.

145209555158 is a deficient number, since it is larger than the sum of its proper divisors (72729035170).

145209555158 is a wasteful number, since it uses less digits than its factorization.

145209555158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41419198.

The product of its (nonzero) digits is 1800000, while the sum is 50.

The spelling of 145209555158 in words is "one hundred forty-five billion, two hundred nine million, five hundred fifty-five thousand, one hundred fifty-eight".