73077465556 has 12 divisors (see below), whose sum is σ = 129637422292. Its totient is φ = 36038202048.

The previous prime is 73077465551. The next prime is 73077465583. The reversal of 73077465556 is 65556477037.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 63335775556 + 9741690000 = 251666^2 + 98700^2 .

It is a junction number, because it is equal to n+sod(n) for n = 73077465497 and 73077465506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73077465551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125132355 + ... + 125132938.

Almost surely, 2^73077465556 is an apocalyptic number.

It is an amenable number.

73077465556 is a deficient number, since it is larger than the sum of its proper divisors (56559956736).

73077465556 is a wasteful number, since it uses less digits than its factorization.

73077465556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250265370 (or 250265368 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 55.

The spelling of 73077465556 in words is "seventy-three billion, seventy-seven million, four hundred sixty-five thousand, five hundred fifty-six".