145235545213401 has 8 divisors (see below), whose sum is σ = 215163770686560. Its totient is φ = 96823696808916.

The previous prime is 145235545213393. The next prime is 145235545213411. The reversal of 145235545213401 is 104312545532541.

145235545213401 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 3 + 554 + 52 + 1 + 3 + 40 + 1 = 666.

It is not a de Polignac number, because 145235545213401 - 2³ = 145235545213393 is a prime.

It is a super-2 number, since 2×145235545213401² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145235545213411) 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, 2689547133555 + ... + 2689547133608.

It is an arithmetic number, because the mean of its divisors is an integer number (26895471335820).

Almost surely, 2^{145235545213401} is an apocalyptic number.

It is an amenable number.

145235545213401 is a deficient number, since it is larger than the sum of its proper divisors (69928225473159).

145235545213401 is an equidigital number, since it uses as much as digits as its factorization.

145235545213401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5379094267172 (or 5379094267166 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 145235545213401 in words is "one hundred forty-five trillion, two hundred thirty-five billion, five hundred forty-five million, two hundred thirteen thousand, four hundred one".