1617168949536 has 48 divisors (see below), whose sum is σ = 4851506850624. Its totient is φ = 462048271104.

The previous prime is 1617168949499. The next prime is 1617168949547. The reversal of 1617168949536 is 6359498617161.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1617168949536² (a number of 25 digits) contains 22 as substring.

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, 1203250035 + ... + 1203251378.

It is an arithmetic number, because the mean of its divisors is an integer number (101073059388).

Almost surely, 2^{1617168949536} is an apocalyptic number.

1617168949536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1617168949536 is an abundant number, since it is smaller than the sum of its proper divisors (3234337901088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1617168949536 is a wasteful number, since it uses less digits than its factorization.

1617168949536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406501433 (or 2406501425 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 66.

The spelling of 1617168949536 in words is "one trillion, six hundred seventeen billion, one hundred sixty-eight million, nine hundred forty-nine thousand, five hundred thirty-six".