145240522142 has 8 divisors (see below), whose sum is σ = 230676123456. Its totient is φ = 68348480992.

The previous prime is 145240522111. The next prime is 145240522151. The reversal of 145240522142 is 241225042541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×145240522142³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145240522099 and 145240522108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2135889998 + ... + 2135890065.

It is an arithmetic number, because the mean of its divisors is an integer number (28834515432).

Almost surely, 2^145240522142 is an apocalyptic number.

145240522142 is a deficient number, since it is larger than the sum of its proper divisors (85435601314).

145240522142 is a wasteful number, since it uses less digits than its factorization.

145240522142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271780082.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 145240522142 its reverse (241225042541), we get a palindrome (386465564683).

The spelling of 145240522142 in words is "one hundred forty-five billion, two hundred forty million, five hundred twenty-two thousand, one hundred forty-two".