3425660637 has 8 divisors (see below), whose sum is σ = 5220054336. Its totient is φ = 1957520352.

The previous prime is 3425660629. The next prime is 3425660669. The reversal of 3425660637 is 7360665243.

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

It is not a de Polignac number, because 3425660637 - 2³ = 3425660629 is a prime.

It is a super-3 number, since 3×3425660637³ (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 (3425660237) 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, 81563328 + ... + 81563369.

It is an arithmetic number, because the mean of its divisors is an integer number (652506792).

Almost surely, 2^3425660637 is an apocalyptic number.

It is an amenable number.

3425660637 is a deficient number, since it is larger than the sum of its proper divisors (1794393699).

3425660637 is a wasteful number, since it uses less digits than its factorization.

3425660637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163126707.

The product of its (nonzero) digits is 544320, while the sum is 42.

The square root of 3425660637 is about 58529.1434842506. The cubic root of 3425660637 is about 1507.4680368021.

The spelling of 3425660637 in words is "three billion, four hundred twenty-five million, six hundred sixty thousand, six hundred thirty-seven".