29491284454 has 32 divisors (see below), whose sum is σ = 48478992480. Its totient is φ = 13405761792.

The previous prime is 29491284409. The next prime is 29491284469. The reversal of 29491284454 is 45448219492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41029 + ... + 246304.

It is an arithmetic number, because the mean of its divisors is an integer number (1514968515).

Almost surely, 2^29491284454 is an apocalyptic number.

29491284454 is a deficient number, since it is larger than the sum of its proper divisors (18987708026).

29491284454 is a wasteful number, since it uses less digits than its factorization.

29491284454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287464.

The product of its digits is 3317760, while the sum is 52.

The spelling of 29491284454 in words is "twenty-nine billion, four hundred ninety-one million, two hundred eighty-four thousand, four hundred fifty-four".