148530898643 has 4 divisors (see below), whose sum is σ = 148535459688. Its totient is φ = 148526337600.

The previous prime is 148530898631. The next prime is 148530898697. The reversal of 148530898643 is 346898035841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 148530898643 - 2⁴ = 148530898627 is a prime.

It is a super-2 number, since 2×148530898643² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148530198643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231321 + ... + 2296922.

It is an arithmetic number, because the mean of its divisors is an integer number (37133864922).

Almost surely, 2^148530898643 is an apocalyptic number.

148530898643 is a deficient number, since it is larger than the sum of its proper divisors (4561045).

148530898643 is an equidigital number, since it uses as much as digits as its factorization.

148530898643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4561044.

The product of its (nonzero) digits is 19906560, while the sum is 59.

The spelling of 148530898643 in words is "one hundred forty-eight billion, five hundred thirty million, eight hundred ninety-eight thousand, six hundred forty-three".