4547641980156 has 96 divisors (see below), whose sum is σ = 11698807760640. Its totient is φ = 1363493913600.

The previous prime is 4547641980149. The next prime is 4547641980191. The reversal of 4547641980156 is 6510891467454.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4547641980156.

It is a congruent number.

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, 5437210 + ... + 6217598.

It is an arithmetic number, because the mean of its divisors is an integer number (121862580840).

Almost surely, 2^{4547641980156} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4547641980156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5849403880320).

4547641980156 is an abundant number, since it is smaller than the sum of its proper divisors (7151165780484).

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

4547641980156 is a wasteful number, since it uses less digits than its factorization.

4547641980156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780875 (or 780873 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 60.

The spelling of 4547641980156 in words is "four trillion, five hundred forty-seven billion, six hundred forty-one million, nine hundred eighty thousand, one hundred fifty-six".