3985530292628 has 24 divisors (see below), whose sum is σ = 7113216516000. Its totient is φ = 1953376275168.

The previous prime is 3985530292603. The next prime is 3985530292643. The reversal of 3985530292628 is 8262920355893.

It is a super-2 number, since 2×3985530292628² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24112250 + ... + 24276977.

It is an arithmetic number, because the mean of its divisors is an integer number (296384021500).

Almost surely, 2^{3985530292628} is an apocalyptic number.

It is an amenable number.

3985530292628 is a deficient number, since it is larger than the sum of its proper divisors (3127686223372).

3985530292628 is a wasteful number, since it uses less digits than its factorization.

3985530292628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48389639 (or 48389637 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 62.

The spelling of 3985530292628 in words is "three trillion, nine hundred eighty-five billion, five hundred thirty million, two hundred ninety-two thousand, six hundred twenty-eight".