227251076145 has 64 divisors (see below), whose sum is σ = 402648192000. Its totient is φ = 108982976256.

The previous prime is 227251076089. The next prime is 227251076147. The reversal of 227251076145 is 541670152722.

It is not a de Polignac number, because 227251076145 - 2¹⁵ = 227251043377 is a prime.

It is a super-2 number, since 2×227251076145² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 227251076097 and 227251076106.

It is not an unprimeable number, because it can be changed into a prime (227251076147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 254622 + ... + 720648.

It is an arithmetic number, because the mean of its divisors is an integer number (6291378000).

Almost surely, 2^227251076145 is an apocalyptic number.

It is an amenable number.

227251076145 is a deficient number, since it is larger than the sum of its proper divisors (175397115855).

227251076145 is a wasteful number, since it uses less digits than its factorization.

227251076145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466142.

The product of its (nonzero) digits is 235200, while the sum is 42.

The spelling of 227251076145 in words is "two hundred twenty-seven billion, two hundred fifty-one million, seventy-six thousand, one hundred forty-five".