145346044001 has 16 divisors (see below), whose sum is σ = 148250170944. Its totient is φ = 142474827264.

The previous prime is 145346043959. The next prime is 145346044003. The reversal of 145346044001 is 100440643541.

It is a cyclic number.

It is not a de Polignac number, because 145346044001 - 2⁶ = 145346043937 is a prime.

It is a super-2 number, since 2×145346044001² (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 (145346044003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7450406 + ... + 7469888.

It is an arithmetic number, because the mean of its divisors is an integer number (9265635684).

Almost surely, 2^145346044001 is an apocalyptic number.

It is an amenable number.

145346044001 is a deficient number, since it is larger than the sum of its proper divisors (2904126943).

145346044001 is a wasteful number, since it uses less digits than its factorization.

145346044001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20320.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 145346044001 its reverse (100440643541), we get a palindrome (245786687542).

The spelling of 145346044001 in words is "one hundred forty-five billion, three hundred forty-six million, forty-four thousand, one".