2120276660736 has 720 divisors, whose sum is σ = 6471866050848. Its totient is φ = 616177336320.

The previous prime is 2120276660669. The next prime is 2120276660737. The reversal of 2120276660736 is 6370666720212.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120276660737) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 18763510216 + ... + 18763510328.

Almost surely, 2^{2120276660736} is an apocalyptic number.

2120276660736 is a gapful number since it is divisible by the number (26) 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 2120276660736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3235933025424).

2120276660736 is an abundant number, since it is smaller than the sum of its proper divisors (4351589390112).

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

2120276660736 is a wasteful number, since it uses less digits than its factorization.

2120276660736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 2120276660736 in words is "two trillion, one hundred twenty billion, two hundred seventy-six million, six hundred sixty thousand, seven hundred thirty-six".