6374532639 has 8 divisors (see below), whose sum is σ = 8868915072. Its totient is φ = 4064919320.

The previous prime is 6374532629. The next prime is 6374532641. The reversal of 6374532639 is 9362354736.

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

It is a cyclic number.

It is not a de Polignac number, because 6374532639 - 2¹⁵ = 6374499871 is a prime.

It is a super-3 number, since 3×6374532639³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6374532629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46192197 + ... + 46192334.

It is an arithmetic number, because the mean of its divisors is an integer number (1108614384).

Almost surely, 2^6374532639 is an apocalyptic number.

6374532639 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

6374532639 is a deficient number, since it is larger than the sum of its proper divisors (2494382433).

6374532639 is a wasteful number, since it uses less digits than its factorization.

6374532639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92384557.

The product of its digits is 2449440, while the sum is 48.

The square root of 6374532639 is about 79840.6703316048. The cubic root of 6374532639 is about 1854.1695717494.

The spelling of 6374532639 in words is "six billion, three hundred seventy-four million, five hundred thirty-two thousand, six hundred thirty-nine".