2156796144360 has 1024 divisors, whose sum is σ = 8766672768000. Its totient is φ = 464439951360.

The previous prime is 2156796144353. The next prime is 2156796144379. The reversal of 2156796144360 is 634416976512.

It is a happy number.

2156796144360 is a `hidden beast` number, since 2 + 1 + 56 + 7 + 96 + 1 + 443 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 2156796144297 and 2156796144306.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1778067114 + ... + 1778068326.

It is an arithmetic number, because the mean of its divisors is an integer number (8561203875).

Almost surely, 2^{2156796144360} is an apocalyptic number.

2156796144360 is a gapful number since it is divisible by the number (20) 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 2156796144360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4383336384000).

2156796144360 is an abundant number, since it is smaller than the sum of its proper divisors (6609876623640).

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

2156796144360 is a wasteful number, since it uses less digits than its factorization.

2156796144360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 2156796144360 in words is "two trillion, one hundred fifty-six billion, seven hundred ninety-six million, one hundred forty-four thousand, three hundred sixty".