29490910570 has 16 divisors (see below), whose sum is σ = 57909424608. Its totient is φ = 10723967440.

The previous prime is 29490910567. The next prime is 29490910571. The reversal of 29490910570 is 7501909492.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 29490910570.

It is not an unprimeable number, because it can be changed into a prime (29490910571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134049484 + ... + 134049703.

It is an arithmetic number, because the mean of its divisors is an integer number (3619339038).

Almost surely, 2^29490910570 is an apocalyptic number.

29490910570 is a deficient number, since it is larger than the sum of its proper divisors (28418514038).

29490910570 is a wasteful number, since it uses less digits than its factorization.

29490910570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268099205.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 29490910570 in words is "twenty-nine billion, four hundred ninety million, nine hundred ten thousand, five hundred seventy".