16029332450 has 24 divisors (see below), whose sum is σ = 30121934052. Its totient is φ = 6345630720.

The previous prime is 16029332447. The next prime is 16029332467. The reversal of 16029332450 is 5423392061.

It is a Cunningham number, because it is equal to 126607²+1.

It can be written as a sum of positive squares in 6 ways, for example, as 7197655921 + 8831676529 = 84839^2 + 93977^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16029332450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1647659 + ... + 1657358.

Almost surely, 2^16029332450 is an apocalyptic number.

16029332450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16029332450 is a deficient number, since it is larger than the sum of its proper divisors (14092601602).

16029332450 is a wasteful number, since it uses less digits than its factorization.

16029332450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305126 (or 3305121 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 16029332450 in words is "sixteen billion, twenty-nine million, three hundred thirty-two thousand, four hundred fifty".