146531257433 has 8 divisors (see below), whose sum is σ = 159858688320. Its totient is φ = 133204894480.

The previous prime is 146531257403. The next prime is 146531257441. The reversal of 146531257433 is 334752135641.

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 146531257433 - 2¹⁴ = 146531241049 is a prime.

It is a super-2 number, since 2×146531257433² (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 (146531257403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34748 + ... + 542466.

It is an arithmetic number, because the mean of its divisors is an integer number (19982336040).

Almost surely, 2^146531257433 is an apocalyptic number.

It is an amenable number.

146531257433 is a deficient number, since it is larger than the sum of its proper divisors (13327430887).

146531257433 is a wasteful number, since it uses less digits than its factorization.

146531257433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533967.

The product of its digits is 907200, while the sum is 44.

The spelling of 146531257433 in words is "one hundred forty-six billion, five hundred thirty-one million, two hundred fifty-seven thousand, four hundred thirty-three".