615078080416 has 12 divisors (see below), whose sum is σ = 1210934970882. Its totient is φ = 307539040192.

The previous prime is 615078080413. The next prime is 615078080429. The reversal of 615078080416 is 614080870516.

It can be written as a sum of positive squares in only one way, i.e., 509710323600 + 105367756816 = 713940^2 + 324604^2 .

It is not an unprimeable number, because it can be changed into a prime (615078080413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9610594975 + ... + 9610595038.

Almost surely, 2^615078080416 is an apocalyptic number.

It is an amenable number.

615078080416 is a deficient number, since it is larger than the sum of its proper divisors (595856890466).

615078080416 is a wasteful number, since it uses less digits than its factorization.

615078080416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19221190023 (or 19221190015 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 615078080416 in words is "six hundred fifteen billion, seventy-eight million, eighty thousand, four hundred sixteen".