29855127490 has 32 divisors (see below), whose sum is σ = 57864792960. Its totient is φ = 11049072384.

The previous prime is 29855127487. The next prime is 29855127509. The reversal of 29855127490 is 9472155892.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1478262 + ... + 1498321.

It is an arithmetic number, because the mean of its divisors is an integer number (1808274780).

Almost surely, 2^29855127490 is an apocalyptic number.

29855127490 is a deficient number, since it is larger than the sum of its proper divisors (28009665470).

29855127490 is a wasteful number, since it uses less digits than its factorization.

29855127490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976666.

The product of its (nonzero) digits is 1814400, while the sum is 52.

It can be divided in two parts, 298551 and 27490, that added together give a square (326041 = 571²).

The spelling of 29855127490 in words is "twenty-nine billion, eight hundred fifty-five million, one hundred twenty-seven thousand, four hundred ninety".