1516620055 has 16 divisors (see below), whose sum is σ = 1837630080. Its totient is φ = 1201563648.

The previous prime is 1516620043. The next prime is 1516620173. The reversal of 1516620055 is 5500266151.

1516620055 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1516620055 - 2⁹ = 1516619543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1516619999 and 1516620026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217554 + ... + 224416.

It is an arithmetic number, because the mean of its divisors is an integer number (114851880).

Almost surely, 2^1516620055 is an apocalyptic number.

1516620055 is a deficient number, since it is larger than the sum of its proper divisors (321010025).

1516620055 is a wasteful number, since it uses less digits than its factorization.

1516620055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7290.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 1516620055 is about 38943.8063753404. The cubic root of 1516620055 is about 1148.9265484077.

The spelling of 1516620055 in words is "one billion, five hundred sixteen million, six hundred twenty thousand, fifty-five".