2273730558129 has 48 divisors (see below), whose sum is σ = 3395364298560. Its totient is φ = 1465637184000.

The previous prime is 2273730558091. The next prime is 2273730558149. The reversal of 2273730558129 is 9218550373722.

2273730558129 is a `hidden beast` number, since 2 + 2 + 7 + 3 + 7 + 30 + 5 + 581 + 29 = 666.

It is not a de Polignac number, because 2273730558129 - 2⁹ = 2273730557617 is a prime.

It is a super-2 number, since 2×2273730558129² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2273730558149) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7197754 + ... + 7507004.

It is an arithmetic number, because the mean of its divisors is an integer number (70736756220).

Almost surely, 2^{2273730558129} is an apocalyptic number.

It is an amenable number.

2273730558129 is a deficient number, since it is larger than the sum of its proper divisors (1121633740431).

2273730558129 is a wasteful number, since it uses less digits than its factorization.

2273730558129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309550 (or 309547 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 2273730558129 in words is "two trillion, two hundred seventy-three billion, seven hundred thirty million, five hundred fifty-eight thousand, one hundred twenty-nine".