1550153413545 has 16 divisors (see below), whose sum is σ = 2705722322112. Its totient is φ = 751589533760.

The previous prime is 1550153413517. The next prime is 1550153413547. The reversal of 1550153413545 is 5453143510551.

It is not a de Polignac number, because 1550153413545 - 2⁹ = 1550153413033 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1550153413497 and 1550153413506.

It is not an unprimeable number, because it can be changed into a prime (1550153413547) 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, 4697434422 + ... + 4697434751.

It is an arithmetic number, because the mean of its divisors is an integer number (169107645132).

Almost surely, 2^{1550153413545} is an apocalyptic number.

1550153413545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1550153413545 is a deficient number, since it is larger than the sum of its proper divisors (1155568908567).

1550153413545 is a wasteful number, since it uses less digits than its factorization.

1550153413545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9394869192.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 1550153413545 in words is "one trillion, five hundred fifty billion, one hundred fifty-three million, four hundred thirteen thousand, five hundred forty-five".