63242475445 has 8 divisors (see below), whose sum is σ = 75906273240. Its totient is φ = 50583778560.

The previous prime is 63242475427. The next prime is 63242475463. The reversal of 63242475445 is 54457424236.

It is an interprime number because it is at equal distance from previous prime (63242475427) and next prime (63242475463).

It can be written as a sum of positive squares in 4 ways, for example, as 719473329 + 62523002116 = 26823^2 + 250046^2 .

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

It is not a de Polignac number, because 63242475445 - 2¹⁵ = 63242442677 is a prime.

It is a super-2 number, since 2×63242475445² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63242475395 and 63242475404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1247896 + ... + 1297585.

It is an arithmetic number, because the mean of its divisors is an integer number (9488284155).

Almost surely, 2^63242475445 is an apocalyptic number.

It is an amenable number.

63242475445 is a deficient number, since it is larger than the sum of its proper divisors (12663797795).

63242475445 is a wasteful number, since it uses less digits than its factorization.

63242475445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550455.

The product of its digits is 3225600, while the sum is 46.

The spelling of 63242475445 in words is "sixty-three billion, two hundred forty-two million, four hundred seventy-five thousand, four hundred forty-five".