2115176057340 has 96 divisors (see below), whose sum is σ = 6274362233664. Its totient is φ = 530572492800.

The previous prime is 2115176057317. The next prime is 2115176057363. The reversal of 2115176057340 is 437506715112.

It is an interprime number because it is at equal distance from previous prime (2115176057317) and next prime (2115176057363).

It is a junction number, because it is equal to n+sod(n) for n = 2115176057292 and 2115176057301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1261312 + ... + 2412728.

It is an arithmetic number, because the mean of its divisors is an integer number (65357939934).

Almost surely, 2^{2115176057340} is an apocalyptic number.

2115176057340 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 2115176057340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3137181116832).

2115176057340 is an abundant number, since it is smaller than the sum of its proper divisors (4159186176324).

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

2115176057340 is a wasteful number, since it uses less digits than its factorization.

2115176057340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153247 (or 1153245 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 2115176057340 in words is "two trillion, one hundred fifteen billion, one hundred seventy-six million, fifty-seven thousand, three hundred forty".