63426377 has 4 divisors (see below), whose sum is σ = 72487296. Its totient is φ = 54365460.

The previous prime is 63426361. The next prime is 63426379. The reversal of 63426377 is 77362436.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63426377 - 2⁴ = 63426361 is a prime.

It is a super-3 number, since 3×63426377³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 63426377.

It is not an unprimeable number, because it can be changed into a prime (63426379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4530449 + ... + 4530462.

It is an arithmetic number, because the mean of its divisors is an integer number (18121824).

Almost surely, 2^63426377 is an apocalyptic number.

It is an amenable number.

63426377 is a deficient number, since it is larger than the sum of its proper divisors (9060919).

63426377 is an equidigital number, since it uses as much as digits as its factorization.

63426377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9060918.

The product of its digits is 127008, while the sum is 38.

The square root of 63426377 is about 7964.0678676164. The cubic root of 63426377 is about 398.8013638495.

The spelling of 63426377 in words is "sixty-three million, four hundred twenty-six thousand, three hundred seventy-seven".