29140390275 has 24 divisors (see below), whose sum is σ = 48253786560. Its totient is φ = 15517345440.

The previous prime is 29140390271. The next prime is 29140390283. The reversal of 29140390275 is 57209304192.

It is not a de Polignac number, because 29140390275 - 2² = 29140390271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29140390271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253905 + ... + 350354.

It is an arithmetic number, because the mean of its divisors is an integer number (2010574440).

Almost surely, 2^29140390275 is an apocalyptic number.

29140390275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

29140390275 is a deficient number, since it is larger than the sum of its proper divisors (19113396285).

29140390275 is a wasteful number, since it uses less digits than its factorization.

29140390275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604915 (or 604910 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 29140390275 in words is "twenty-nine billion, one hundred forty million, three hundred ninety thousand, two hundred seventy-five".