145133340423554 has 16 divisors (see below), whose sum is σ = 248807170024128. Its totient is φ = 62198213571312.

The previous prime is 145133340423553. The next prime is 145133340423569. The reversal of 145133340423554 is 455324043331541.

It is a junction number, because it is equal to n+sod(n) for n = 145133340423499 and 145133340423508.

It is not an unprimeable number, because it can be changed into a prime (145133340423553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148618217 + ... + 149591580.

It is an arithmetic number, because the mean of its divisors is an integer number (15550448126508).

Almost surely, 2^{145133340423554} is an apocalyptic number.

145133340423554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145133340423554 is a deficient number, since it is larger than the sum of its proper divisors (103673829600574).

145133340423554 is a wasteful number, since it uses less digits than its factorization.

145133340423554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298244569.

The product of its (nonzero) digits is 5184000, while the sum is 47.

The spelling of 145133340423554 in words is "one hundred forty-five trillion, one hundred thirty-three billion, three hundred forty million, four hundred twenty-three thousand, five hundred fifty-four".