145542301233 has 48 divisors (see below), whose sum is σ = 235288940544. Its totient is φ = 78308493120.

The previous prime is 145542301217. The next prime is 145542301237. The reversal of 145542301233 is 332103245541.

It is not a de Polignac number, because 145542301233 - 2⁴ = 145542301217 is a prime.

It is a super-2 number, since 2×145542301233² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145542301194 and 145542301203.

It is not an unprimeable number, because it can be changed into a prime (145542301237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 809566 + ... + 972872.

It is an arithmetic number, because the mean of its divisors is an integer number (4901852928).

Almost surely, 2^145542301233 is an apocalyptic number.

It is an amenable number.

145542301233 is a deficient number, since it is larger than the sum of its proper divisors (89746639311).

145542301233 is a wasteful number, since it uses less digits than its factorization.

145542301233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163422 (or 163385 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 145542301233 its reverse (332103245541), we get a palindrome (477645546774).

The spelling of 145542301233 in words is "one hundred forty-five billion, five hundred forty-two million, three hundred one thousand, two hundred thirty-three".