145104243340515 has 32 divisors (see below), whose sum is σ = 235204611632640. Its totient is φ = 76379501662464.

The previous prime is 145104243340513. The next prime is 145104243340519. The reversal of 145104243340515 is 515043342401541.

It is not a de Polignac number, because 145104243340515 - 2¹ = 145104243340513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145104243340513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98622879 + ... + 100083368.

It is an arithmetic number, because the mean of its divisors is an integer number (7350144113520).

Almost surely, 2^{145104243340515} is an apocalyptic number.

145104243340515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145104243340515 is a deficient number, since it is larger than the sum of its proper divisors (90100368292125).

145104243340515 is a wasteful number, since it uses less digits than its factorization.

145104243340515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198706891.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 145104243340515 in words is "one hundred forty-five trillion, one hundred four billion, two hundred forty-three million, three hundred forty thousand, five hundred fifteen".