3260128531402 has 8 divisors (see below), whose sum is σ = 4917210437412. Its totient is φ = 1621058385600.

The previous prime is 3260128531381. The next prime is 3260128531421. The reversal of 3260128531402 is 2041358210623.

It can be written as a sum of positive squares in 2 ways, for example, as 2278798565761 + 981329965641 = 1509569^2 + 990621^2 .

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

It is a super-2 number, since 2×3260128531402² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4502939599 + ... + 4502940322.

Almost surely, 2^{3260128531402} is an apocalyptic number.

3260128531402 is a deficient number, since it is larger than the sum of its proper divisors (1657081906010).

3260128531402 is a wasteful number, since it uses less digits than its factorization.

3260128531402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9005880104.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 3260128531402 in words is "three trillion, two hundred sixty billion, one hundred twenty-eight million, five hundred thirty-one thousand, four hundred two".