2114742578877 has 12 divisors (see below), whose sum is σ = 3055788335964. Its totient is φ = 1409292924480.

The previous prime is 2114742578873. The next prime is 2114742578887. The reversal of 2114742578877 is 7788752474112.

It is a happy number.

2114742578877 is a `hidden beast` number, since 2 + 1 + 1 + 474 + 25 + 78 + 8 + 77 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 744206430276 + 1370536148601 = 862674^2 + 1170699^2 .

It is not a de Polignac number, because 2114742578877 - 2² = 2114742578873 is a prime.

It is a super-2 number, since 2×2114742578877² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114742578873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44596774 + ... + 44644167.

It is an arithmetic number, because the mean of its divisors is an integer number (254649027997).

Almost surely, 2^{2114742578877} is an apocalyptic number.

It is an amenable number.

2114742578877 is a deficient number, since it is larger than the sum of its proper divisors (941045757087).

2114742578877 is a wasteful number, since it uses less digits than its factorization.

2114742578877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89243580 (or 89243577 counting only the distinct ones).

The product of its digits is 49172480, while the sum is 63.

The spelling of 2114742578877 in words is "two trillion, one hundred fourteen billion, seven hundred forty-two million, five hundred seventy-eight thousand, eight hundred seventy-seven".