148146822421543 has 32 divisors (see below), whose sum is σ = 168802287413760. Its totient is φ = 128700511885440.

The previous prime is 148146822421537. The next prime is 148146822421547. The reversal of 148146822421543 is 345124228641841.

It is not a de Polignac number, because 148146822421543 - 2⁵ = 148146822421511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148146822421547) 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, 1207398105 + ... + 1207520797.

It is an arithmetic number, because the mean of its divisors is an integer number (5275071481680).

Almost surely, 2^{148146822421543} is an apocalyptic number.

148146822421543 is a deficient number, since it is larger than the sum of its proper divisors (20655464992217).

148146822421543 is a wasteful number, since it uses less digits than its factorization.

148146822421543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127239.

The product of its digits is 11796480, while the sum is 55.

The spelling of 148146822421543 in words is "one hundred forty-eight trillion, one hundred forty-six billion, eight hundred twenty-two million, four hundred twenty-one thousand, five hundred forty-three".