145416505373 has 2 divisors, whose sum is σ = 145416505374. Its totient is φ = 145416505372.

The previous prime is 145416505363. The next prime is 145416505483. The reversal of 145416505373 is 373505614541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138474782884 + 6941722489 = 372122^2 + 83317^2 .

It is a cyclic number.

It is not a de Polignac number, because 145416505373 - 2¹⁸ = 145416243229 is a prime.

It is a super-2 number, since 2×145416505373² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145416505363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72708252686 + 72708252687.

It is an arithmetic number, because the mean of its divisors is an integer number (72708252687).

Almost surely, 2^145416505373 is an apocalyptic number.

It is an amenable number.

145416505373 is a deficient number, since it is larger than the sum of its proper divisors (1).

145416505373 is an equidigital number, since it uses as much as digits as its factorization.

145416505373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 145416505373 in words is "one hundred forty-five billion, four hundred sixteen million, five hundred five thousand, three hundred seventy-three".