145413422042 has 12 divisors (see below), whose sum is σ = 253731583530. Its totient is φ = 62320037976.

The previous prime is 145413422039. The next prime is 145413422083. The reversal of 145413422042 is 240224314541.

It can be written as a sum of positive squares in only one way, i.e., 103968198481 + 41445223561 = 322441^2 + 203581^2 .

It is a super-2 number, since 2×145413422042² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 741905117 + ... + 741905312.

Almost surely, 2^145413422042 is an apocalyptic number.

145413422042 is a deficient number, since it is larger than the sum of its proper divisors (108318161488).

145413422042 is a wasteful number, since it uses less digits than its factorization.

145413422042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483810445 (or 1483810438 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 145413422042 its reverse (240224314541), we get a palindrome (385637736583).

The spelling of 145413422042 in words is "one hundred forty-five billion, four hundred thirteen million, four hundred twenty-two thousand, forty-two".