145250346344 has 8 divisors (see below), whose sum is σ = 272344399410. Its totient is φ = 72625173168.

The previous prime is 145250346301. The next prime is 145250346401. The reversal of 145250346344 is 443643052541.

It can be written as a sum of positive squares in only one way, i.e., 134212322500 + 11038023844 = 366350^2 + 105062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×145250346344² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9078146639 + ... + 9078146654.

Almost surely, 2^145250346344 is an apocalyptic number.

It is an amenable number.

145250346344 is a deficient number, since it is larger than the sum of its proper divisors (127094053066).

145250346344 is a wasteful number, since it uses less digits than its factorization.

145250346344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18156293299 (or 18156293295 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 145250346344 its reverse (443643052541), we get a palindrome (588893398885).

The spelling of 145250346344 in words is "one hundred forty-five billion, two hundred fifty million, three hundred forty-six thousand, three hundred forty-four".