3678530998628 has 6 divisors (see below), whose sum is σ = 6437429247606. Its totient is φ = 1839265499312.

The previous prime is 3678530998561. The next prime is 3678530998631. The reversal of 3678530998628 is 8268990358763.

It can be written as a sum of positive squares in only one way, i.e., 3159428040484 + 519102958144 = 1777478^2 + 720488^2 .

It is a super-2 number, since 2×3678530998628² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459816374825 + ... + 459816374832.

It is an arithmetic number, because the mean of its divisors is an integer number (1072904874601).

Almost surely, 2^{3678530998628} is an apocalyptic number.

It is an amenable number.

3678530998628 is a deficient number, since it is larger than the sum of its proper divisors (2758898248978).

3678530998628 is a wasteful number, since it uses less digits than its factorization.

3678530998628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919632749661 (or 919632749659 counting only the distinct ones).

The product of its (nonzero) digits is 940584960, while the sum is 74.

The spelling of 3678530998628 in words is "three trillion, six hundred seventy-eight billion, five hundred thirty million, nine hundred ninety-eight thousand, six hundred twenty-eight".