145105442355 has 32 divisors (see below), whose sum is σ = 248999235840. Its totient is φ = 71933097600.

The previous prime is 145105442309. The next prime is 145105442401. The reversal of 145105442355 is 553244501541.

145105442355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (145105442309) and next prime (145105442401).

It is not a de Polignac number, because 145105442355 - 2¹¹ = 145105440307 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 4788121 + ... + 4818330.

It is an arithmetic number, because the mean of its divisors is an integer number (7781226120).

Almost surely, 2^145105442355 is an apocalyptic number.

145105442355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145105442355 is a deficient number, since it is larger than the sum of its proper divisors (103893793485).

145105442355 is a wasteful number, since it uses less digits than its factorization.

145105442355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9606531.

The product of its (nonzero) digits is 240000, while the sum is 39.

Adding to 145105442355 its reverse (553244501541), we get a palindrome (698349943896).

The spelling of 145105442355 in words is "one hundred forty-five billion, one hundred five million, four hundred forty-two thousand, three hundred fifty-five".