145541210556145 has 8 divisors (see below), whose sum is σ = 174684871365120. Its totient is φ = 116409355979760.

The previous prime is 145541210556127. The next prime is 145541210556197. The reversal of 145541210556145 is 541655012145541.

145541210556145 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 not a de Polignac number, because 145541210556145 - 2²⁵ = 145541177001713 is a prime.

It is a super-2 number, since 2×145541210556145² (a number of 29 digits) contains 22 as substring.

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, 2951531025 + ... + 2951580334.

It is an arithmetic number, because the mean of its divisors is an integer number (21835608920640).

Almost surely, 2^{145541210556145} is an apocalyptic number.

It is an amenable number.

145541210556145 is a deficient number, since it is larger than the sum of its proper divisors (29143660808975).

145541210556145 is an equidigital number, since it uses as much as digits as its factorization.

145541210556145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903116295.

The product of its (nonzero) digits is 2400000, while the sum is 49.

The spelling of 145541210556145 in words is "one hundred forty-five trillion, five hundred forty-one billion, two hundred ten million, five hundred fifty-six thousand, one hundred forty-five".