9547615561628 has 6 divisors (see below), whose sum is σ = 16708327232856. Its totient is φ = 4773807780812.

The previous prime is 9547615561621. The next prime is 9547615561661. The reversal of 9547615561628 is 8261655167459.

It is a super-2 number, since 2×9547615561628² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9547615561621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1193451945200 + ... + 1193451945207.

It is an arithmetic number, because the mean of its divisors is an integer number (2784721205476).

Almost surely, 2^{9547615561628} is an apocalyptic number.

It is an amenable number.

9547615561628 is a deficient number, since it is larger than the sum of its proper divisors (7160711671228).

9547615561628 is a wasteful number, since it uses less digits than its factorization.

9547615561628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386903890411 (or 2386903890409 counting only the distinct ones).

The product of its digits is 108864000, while the sum is 65.

The spelling of 9547615561628 in words is "nine trillion, five hundred forty-seven billion, six hundred fifteen million, five hundred sixty-one thousand, six hundred twenty-eight".