2311786967040 has 520 divisors, whose sum is σ = 8311298268240. Its totient is φ = 614682722304.

The previous prime is 2311786967023. The next prime is 2311786967059. The reversal of 2311786967040 is 407696871132.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 628713682 + ... + 628717358.

Almost surely, 2^{2311786967040} is an apocalyptic number.

2311786967040 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 2311786967040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4155649134120).

2311786967040 is an abundant number, since it is smaller than the sum of its proper divisors (5999511301200).

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

2311786967040 is an equidigital number, since it uses as much as digits as its factorization.

2311786967040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097 (or 4066 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 2311786967040 in words is "two trillion, three hundred eleven billion, seven hundred eighty-six million, nine hundred sixty-seven thousand, forty".