145300557051 has 32 divisors (see below), whose sum is σ = 232506630720. Its totient is φ = 89150326272.

The previous prime is 145300557023. The next prime is 145300557097. The reversal of 145300557051 is 150755003541.

It is a happy number.

145300557051 is a `hidden beast` number, since 1 + 4 + 5 + 30 + 0 + 5 + 570 + 51 = 666.

It is not a de Polignac number, because 145300557051 - 2⁶ = 145300556987 is a prime.

It is a super-2 number, since 2×145300557051² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145300556997 and 145300557015.

It is not an unprimeable number, because it can be changed into a prime (145300559051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495900 + ... + 732473.

It is an arithmetic number, because the mean of its divisors is an integer number (7265832210).

Almost surely, 2^145300557051 is an apocalyptic number.

145300557051 is a deficient number, since it is larger than the sum of its proper divisors (87206073669).

145300557051 is a wasteful number, since it uses less digits than its factorization.

145300557051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228732 (or 1228726 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The spelling of 145300557051 in words is "one hundred forty-five billion, three hundred million, five hundred fifty-seven thousand, fifty-one".