1616047271040 has 256 divisors, whose sum is σ = 5221390608000. Its totient is φ = 425109454848.

The previous prime is 1616047270973. The next prime is 1616047271053. The reversal of 1616047271040 is 401727406161.

It is a super-2 number, since 2×1616047271040² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616047271040.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41880876 + ... + 41919444.

Almost surely, 2^{1616047271040} is an apocalyptic number.

1616047271040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616047271040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2610695304000).

1616047271040 is an abundant number, since it is smaller than the sum of its proper divisors (3605343336960).

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

1616047271040 is a wasteful number, since it uses less digits than its factorization.

1616047271040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38887 (or 38875 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 1616047271040 in words is "one trillion, six hundred sixteen billion, forty-seven million, two hundred seventy-one thousand, forty".