1521454505050 has 48 divisors (see below), whose sum is σ = 2927927957760. Its totient is φ = 587507981760.

The previous prime is 1521454505023. The next prime is 1521454505057. The reversal of 1521454505050 is 505054541251.

It is not an unprimeable number, because it can be changed into a prime (1521454505057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10026847 + ... + 10177453.

It is an arithmetic number, because the mean of its divisors is an integer number (60998499120).

Almost surely, 2^{1521454505050} is an apocalyptic number.

1521454505050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1521454505050 is a deficient number, since it is larger than the sum of its proper divisors (1406473452710).

1521454505050 is a wasteful number, since it uses less digits than its factorization.

1521454505050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157615 (or 157610 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 37.

The spelling of 1521454505050 in words is "one trillion, five hundred twenty-one billion, four hundred fifty-four million, five hundred five thousand, fifty".