145892857503 has 8 divisors (see below), whose sum is σ = 194848560000. Its totient is φ = 97099530008.

The previous prime is 145892857501. The next prime is 145892857543. The reversal of 145892857503 is 305758298541.

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 145892857503 - 2¹ = 145892857501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145892857501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40591653 + ... + 40595246.

It is an arithmetic number, because the mean of its divisors is an integer number (24356070000).

Almost surely, 2^145892857503 is an apocalyptic number.

145892857503 is a deficient number, since it is larger than the sum of its proper divisors (48955702497).

145892857503 is an equidigital number, since it uses as much as digits as its factorization.

145892857503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81187501.

The product of its (nonzero) digits is 12096000, while the sum is 57.

The spelling of 145892857503 in words is "one hundred forty-five billion, eight hundred ninety-two million, eight hundred fifty-seven thousand, five hundred three".