77072000312229 has 32 divisors (see below), whose sum is σ = 114241049395200. Its totient is φ = 45897494374080.

The previous prime is 77072000312189. The next prime is 77072000312239. The reversal of 77072000312229 is 92221300027077.

It is not a de Polignac number, because 77072000312229 - 2²¹ = 77071998215077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77072000312239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37517052 + ... + 39518010.

It is an arithmetic number, because the mean of its divisors is an integer number (3570032793600).

Almost surely, 2^{77072000312229} is an apocalyptic number.

It is an amenable number.

77072000312229 is a deficient number, since it is larger than the sum of its proper divisors (37169049082971).

77072000312229 is a wasteful number, since it uses less digits than its factorization.

77072000312229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032865.

The product of its (nonzero) digits is 148176, while the sum is 42.

The spelling of 77072000312229 in words is "seventy-seven trillion, seventy-two billion, three hundred twelve thousand, two hundred twenty-nine".