227261153145 has 16 divisors (see below), whose sum is σ = 391588448832. Its totient is φ = 111882413760.

The previous prime is 227261153143. The next prime is 227261153183. The reversal of 227261153145 is 541351162722.

It is not a de Polignac number, because 227261153145 - 2¹ = 227261153143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (227261153143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582720711 + ... + 582721100.

It is an arithmetic number, because the mean of its divisors is an integer number (24474278052).

Almost surely, 2^227261153145 is an apocalyptic number.

It is an amenable number.

227261153145 is a deficient number, since it is larger than the sum of its proper divisors (164327295687).

227261153145 is a wasteful number, since it uses less digits than its factorization.

227261153145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165441832.

The product of its digits is 100800, while the sum is 39.

The spelling of 227261153145 in words is "two hundred twenty-seven billion, two hundred sixty-one million, one hundred fifty-three thousand, one hundred forty-five".