29746870253 has 2 divisors, whose sum is σ = 29746870254. Its totient is φ = 29746870252.

The previous prime is 29746870211. The next prime is 29746870319. The reversal of 29746870253 is 35207864792.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27769556164 + 1977314089 = 166642^2 + 44467^2 .

It is a cyclic number.

It is not a de Polignac number, because 29746870253 - 2¹⁴ = 29746853869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29746870195 and 29746870204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29746876253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14873435126 + 14873435127.

It is an arithmetic number, because the mean of its divisors is an integer number (14873435127).

Almost surely, 2^29746870253 is an apocalyptic number.

It is an amenable number.

29746870253 is a deficient number, since it is larger than the sum of its proper divisors (1).

29746870253 is an equidigital number, since it uses as much as digits as its factorization.

29746870253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 29746870253 in words is "twenty-nine billion, seven hundred forty-six million, eight hundred seventy thousand, two hundred fifty-three".