145314023511 has 32 divisors (see below), whose sum is σ = 197472369600. Its totient is φ = 95037235200.

The previous prime is 145314023497. The next prime is 145314023573. The reversal of 145314023511 is 115320413541.

It is not a de Polignac number, because 145314023511 - 2¹⁸ = 145313761367 is a prime.

It is a super-2 number, since 2×145314023511² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145314023581) 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, 17960355 + ... + 17968443.

It is an arithmetic number, because the mean of its divisors is an integer number (6171011550).

Almost surely, 2^145314023511 is an apocalyptic number.

145314023511 is a deficient number, since it is larger than the sum of its proper divisors (52158346089).

145314023511 is a wasteful number, since it uses less digits than its factorization.

145314023511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8739.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 145314023511 in words is "one hundred forty-five billion, three hundred fourteen million, twenty-three thousand, five hundred eleven".