2146452055770 has 192 divisors, whose sum is σ = 6135680327040. Its totient is φ = 475965504000.

The previous prime is 2146452055763. The next prime is 2146452055771. The reversal of 2146452055770 is 775502546412.

It is not an unprimeable number, because it can be changed into a prime (2146452055771) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3144120 + ... + 3765420.

It is an arithmetic number, because the mean of its divisors is an integer number (31956668370).

Almost surely, 2^{2146452055770} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2146452055770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3067840163520).

2146452055770 is an abundant number, since it is smaller than the sum of its proper divisors (3989228271270).

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

2146452055770 is a wasteful number, since it uses less digits than its factorization.

2146452055770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621389 (or 621370 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 48.

The spelling of 2146452055770 in words is "two trillion, one hundred forty-six billion, four hundred fifty-two million, fifty-five thousand, seven hundred seventy".