1550104431315 has 32 divisors (see below), whose sum is σ = 2705733075456. Its totient is φ = 751539048960.

The previous prime is 1550104431277. The next prime is 1550104431413. The reversal of 1550104431315 is 5131344010551.

It is a happy number.

It is not a de Polignac number, because 1550104431315 - 2⁸ = 1550104431059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4960587 + ... + 5263803.

It is an arithmetic number, because the mean of its divisors is an integer number (84554158608).

Almost surely, 2^{1550104431315} is an apocalyptic number.

1550104431315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1550104431315 is a deficient number, since it is larger than the sum of its proper divisors (1155628644141).

1550104431315 is a wasteful number, since it uses less digits than its factorization.

1550104431315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334219.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1550104431315 its reverse (5131344010551), we get a palindrome (6681448441866).

The spelling of 1550104431315 in words is "one trillion, five hundred fifty billion, one hundred four million, four hundred thirty-one thousand, three hundred fifteen".