145511055334 has 4 divisors (see below), whose sum is σ = 218266583004. Its totient is φ = 72755527666.

The previous prime is 145511055281. The next prime is 145511055337. The reversal of 145511055334 is 433550115541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 433550115541 = 17 ⋅25502947973.

It is a junction number, because it is equal to n+sod(n) for n = 145511055293 and 145511055302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145511055337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36377763832 + ... + 36377763835.

It is an arithmetic number, because the mean of its divisors is an integer number (54566645751).

Almost surely, 2^145511055334 is an apocalyptic number.

145511055334 is a deficient number, since it is larger than the sum of its proper divisors (72755527670).

145511055334 is an equidigital number, since it uses as much as digits as its factorization.

145511055334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72755527669.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 145511055334 in words is "one hundred forty-five billion, five hundred eleven million, fifty-five thousand, three hundred thirty-four".