145673057329 has 8 divisors (see below), whose sum is σ = 147528792320. Its totient is φ = 143817616800.

The previous prime is 145673057267. The next prime is 145673057339. The reversal of 145673057329 is 923750376541.

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 145673057329 - 2¹⁵ = 145673024561 is a prime.

It is a super-2 number, since 2×145673057329² (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 (145673057339) 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, 1025989 + ... + 1159309.

It is an arithmetic number, because the mean of its divisors is an integer number (18441099040).

Almost surely, 2^145673057329 is an apocalyptic number.

It is an amenable number.

145673057329 is a deficient number, since it is larger than the sum of its proper divisors (1855734991).

145673057329 is a wasteful number, since it uses less digits than its factorization.

145673057329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147231.

The product of its (nonzero) digits is 4762800, while the sum is 52.

The spelling of 145673057329 in words is "one hundred forty-five billion, six hundred seventy-three million, fifty-seven thousand, three hundred twenty-nine".