145522415155 has 8 divisors (see below), whose sum is σ = 188059736592. Its totient is φ = 107462706528.

The previous prime is 145522415141. The next prime is 145522415183. The reversal of 145522415155 is 551514225541.

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

It is a cyclic number.

It is not a de Polignac number, because 145522415155 - 2²¹ = 145520318003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1119403129 + ... + 1119403258.

It is an arithmetic number, because the mean of its divisors is an integer number (23507467074).

Almost surely, 2^145522415155 is an apocalyptic number.

145522415155 is a deficient number, since it is larger than the sum of its proper divisors (42537321437).

145522415155 is a wasteful number, since it uses less digits than its factorization.

145522415155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238806405.

The product of its digits is 200000, while the sum is 40.

The spelling of 145522415155 in words is "one hundred forty-five billion, five hundred twenty-two million, four hundred fifteen thousand, one hundred fifty-five".