6372986401 has 4 divisors (see below), whose sum is σ = 6747867972. Its totient is φ = 5998104832.

The previous prime is 6372986393. The next prime is 6372986423. The reversal of 6372986401 is 1046892736.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5323161600 + 1049824801 = 72960^2 + 32401^2 .

It is not a de Polignac number, because 6372986401 - 2³ = 6372986393 is a prime.

It is a super-2 number, since 2×6372986401² = 81229911334661865602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6372986461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187440760 + ... + 187440793.

It is an arithmetic number, because the mean of its divisors is an integer number (1686966993).

Almost surely, 2^6372986401 is an apocalyptic number.

It is an amenable number.

6372986401 is a deficient number, since it is larger than the sum of its proper divisors (374881571).

6372986401 is a wasteful number, since it uses less digits than its factorization.

6372986401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374881570.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 6372986401 is about 79830.9864714197. The cubic root of 6372986401 is about 1854.0196407948.

The spelling of 6372986401 in words is "six billion, three hundred seventy-two million, nine hundred eighty-six thousand, four hundred one".