7513863066 has 12 divisors (see below), whose sum is σ = 16280036682. Its totient is φ = 2504621016.

The previous prime is 7513863059. The next prime is 7513863103. The reversal of 7513863066 is 6603683157.

7513863066 is a `hidden beast` number, since 7 + 5 + 1 + 3 + 8 + 630 + 6 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6988124025 + 525739041 = 83595^2 + 22929^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208718401 + ... + 208718436.

Almost surely, 2^7513863066 is an apocalyptic number.

7513863066 is an abundant number, since it is smaller than the sum of its proper divisors (8766173616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7513863066 is a wasteful number, since it uses less digits than its factorization.

7513863066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417436845 (or 417436842 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 7513863066 is about 86682.5418755126. The cubic root of 7513863066 is about 1958.6391242244.

The spelling of 7513863066 in words is "seven billion, five hundred thirteen million, eight hundred sixty-three thousand, sixty-six".