60390104005449 has 9 divisors (see below), whose sum is σ = 87230183904903. Its totient is φ = 40260053794752.

The previous prime is 60390104005393. The next prime is 60390104005453. The reversal of 60390104005449 is 94450040109306.

The square root of 60390104005449 is 7771107.

It is a perfect power (a square), and thus also a powerful number.

60390104005449 is a `hidden beast` number, since 6 + 0 + 3 + 90 + 10 + 4 + 0 + 0 + 544 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24315185067849 + 36074918937600 = 4931043^2 + 6006240^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 60390104005449 - 2⁷ = 60390104005321 is a prime.

It is a super-3 number, since 3×60390104005449³ (a number of 42 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (60390104005849) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22018137 + ... + 24608505.

Almost surely, 2^{60390104005449} is an apocalyptic number.

60390104005449 is the 7771107-th square number.

60390104005449 is the 3885554-th centered octagonal number.

It is an amenable number.

60390104005449 is a deficient number, since it is larger than the sum of its proper divisors (26840079899454).

60390104005449 is an frugal number, since it uses more digits than its factorization.

60390104005449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180744 (or 2590372 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 60390104005449 in words is "sixty trillion, three hundred ninety billion, one hundred four million, five thousand, four hundred forty-nine".