2273739524945 has 32 divisors (see below), whose sum is σ = 3366050065920. Its totient is φ = 1439921387520.

The previous prime is 2273739524929. The next prime is 2273739524971. The reversal of 2273739524945 is 5494259373722.

2273739524945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2273739524945 - 2⁴ = 2273739524929 is a prime.

It is a super-2 number, since 2×2273739524945² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48675296 + ... + 48721985.

It is an arithmetic number, because the mean of its divisors is an integer number (105189064560).

Almost surely, 2^{2273739524945} is an apocalyptic number.

It is an amenable number.

2273739524945 is a deficient number, since it is larger than the sum of its proper divisors (1092310540975).

2273739524945 is a wasteful number, since it uses less digits than its factorization.

2273739524945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97397345.

The product of its digits is 114307200, while the sum is 62.

The spelling of 2273739524945 in words is "two trillion, two hundred seventy-three billion, seven hundred thirty-nine million, five hundred twenty-four thousand, nine hundred forty-five".