145359027392452 has 12 divisors (see below), whose sum is σ = 254378694386880. Its totient is φ = 72679400424776.

The previous prime is 145359027392413. The next prime is 145359027392459. The reversal of 145359027392452 is 254293720953541.

It is a super-2 number, since 2×145359027392452² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145359027392459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25397008 + ... + 30589639.

It is an arithmetic number, because the mean of its divisors is an integer number (21198224532240).

Almost surely, 2^{145359027392452} is an apocalyptic number.

It is an amenable number.

145359027392452 is a deficient number, since it is larger than the sum of its proper divisors (109019666994428).

145359027392452 is a wasteful number, since it uses less digits than its factorization.

145359027392452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56635730 (or 56635728 counting only the distinct ones).

The product of its (nonzero) digits is 81648000, while the sum is 61.

The spelling of 145359027392452 in words is "one hundred forty-five trillion, three hundred fifty-nine billion, twenty-seven million, three hundred ninety-two thousand, four hundred fifty-two".