1550454405151 has 16 divisors (see below), whose sum is σ = 1735809868800. Its totient is φ = 1376249125248.

The previous prime is 1550454405133. The next prime is 1550454405211. The reversal of 1550454405151 is 1515044540551.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1550454405151 - 2²⁹ = 1549917534239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550454495151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10690681 + ... + 10834738.

It is an arithmetic number, because the mean of its divisors is an integer number (108488116800).

Almost surely, 2^{1550454405151} is an apocalyptic number.

1550454405151 is a deficient number, since it is larger than the sum of its proper divisors (185355463649).

1550454405151 is a wasteful number, since it uses less digits than its factorization.

1550454405151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21525678.

The product of its (nonzero) digits is 200000, while the sum is 40.

The spelling of 1550454405151 in words is "one trillion, five hundred fifty billion, four hundred fifty-four million, four hundred five thousand, one hundred fifty-one".