145671301404 has 18 divisors (see below), whose sum is σ = 368224678640. Its totient is φ = 48557100456.

The previous prime is 145671301339. The next prime is 145671301417. The reversal of 145671301404 is 404103176541.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4046425039 = 145671301404 / (1 + 4 + 5 + 6 + 7 + 1 + 3 + 0 + 1 + 4 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2023212484 + ... + 2023212555.

Almost surely, 2^145671301404 is an apocalyptic number.

It is an amenable number.

145671301404 is an abundant number, since it is smaller than the sum of its proper divisors (222553377236).

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

145671301404 is a wasteful number, since it uses less digits than its factorization.

145671301404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4046425049 (or 4046425044 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Adding to 145671301404 its reverse (404103176541), we get a palindrome (549774477945).

The spelling of 145671301404 in words is "one hundred forty-five billion, six hundred seventy-one million, three hundred one thousand, four hundred four".