145023451123404 has 48 divisors (see below), whose sum is σ = 403543516174848. Its totient is φ = 39633738194688.

The previous prime is 145023451123391. The next prime is 145023451123423. The reversal of 145023451123404 is 404321154320541.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37531947117 + ... + 37531950980.

It is an arithmetic number, because the mean of its divisors is an integer number (8407156586976).

Almost surely, 2^{145023451123404} is an apocalyptic number.

145023451123404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145023451123404 is an abundant number, since it is smaller than the sum of its proper divisors (258520065051444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145023451123404 is a wasteful number, since it uses less digits than its factorization.

145023451123404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75063898134 (or 75063898132 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 145023451123404 in words is "one hundred forty-five trillion, twenty-three billion, four hundred fifty-one million, one hundred twenty-three thousand, four hundred four".