29872266938560 has 56 divisors (see below), whose sum is σ = 74226089389536. Its totient is φ = 11429389086720.

The previous prime is 29872266938489. The next prime is 29872266938641. The reversal of 29872266938560 is 6583966227892.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029358601 + ... + 2029373320.

It is an arithmetic number, because the mean of its divisors is an integer number (1325465881956).

Almost surely, 2^{29872266938560} is an apocalyptic number.

29872266938560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29872266938560 is an abundant number, since it is smaller than the sum of its proper divisors (44353822450976).

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

29872266938560 is a wasteful number, since it uses less digits than its factorization.

29872266938560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058731961 (or 4058731951 counting only the distinct ones).

The product of its (nonzero) digits is 940584960, while the sum is 73.

The spelling of 29872266938560 in words is "twenty-nine trillion, eight hundred seventy-two billion, two hundred sixty-six million, nine hundred thirty-eight thousand, five hundred sixty".