76145563109 has 16 divisors (see below), whose sum is σ = 96078528000. Its totient is φ = 58619330160.

The previous prime is 76145563079. The next prime is 76145563147. The reversal of 76145563109 is 90136554167.

It is a cyclic number.

It is not a de Polignac number, because 76145563109 - 2¹² = 76145559013 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 (76145563189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5950859 + ... + 5963640.

It is an arithmetic number, because the mean of its divisors is an integer number (6004908000).

Almost surely, 2^76145563109 is an apocalyptic number.

It is an amenable number.

76145563109 is a deficient number, since it is larger than the sum of its proper divisors (19932964891).

76145563109 is a wasteful number, since it uses less digits than its factorization.

76145563109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11914600.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 76145563109 in words is "seventy-six billion, one hundred forty-five million, five hundred sixty-three thousand, one hundred nine".