1550050664531 has 16 divisors (see below), whose sum is σ = 1609089644544. Its totient is φ = 1492210776384.

The previous prime is 1550050664507. The next prime is 1550050664549. The reversal of 1550050664531 is 1354660500551.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1550050664531 is a prime.

It is a super-2 number, since 2×1550050664531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1550050664581) by changing a digit.

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, 643676 + ... + 1874678.

It is an arithmetic number, because the mean of its divisors is an integer number (100568102784).

Almost surely, 2^{1550050664531} is an apocalyptic number.

1550050664531 is a deficient number, since it is larger than the sum of its proper divisors (59038980013).

1550050664531 is a wasteful number, since it uses less digits than its factorization.

1550050664531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231490.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 1550050664531 in words is "one trillion, five hundred fifty billion, fifty million, six hundred sixty-four thousand, five hundred thirty-one".