1550040336 has 60 divisors (see below), whose sum is σ = 4671654988. Its totient is φ = 476934912.

The previous prime is 1550040329. The next prime is 1550040337. The reversal of 1550040336 is 6330400551.

It can be written as a sum of positive squares in 2 ways, for example, as 829440000 + 720600336 = 28800^2 + 26844^2 .

It is not an unprimeable number, because it can be changed into a prime (1550040337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412135 + ... + 415878.

Almost surely, 2^1550040336 is an apocalyptic number.

1550040336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1550040336 is an abundant number, since it is smaller than the sum of its proper divisors (3121614652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1550040336 is a wasteful number, since it uses less digits than its factorization.

1550040336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828040 (or 828031 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1550040336 is about 39370.5516344387. The cubic root of 1550040336 is about 1157.3045660215.

Adding to 1550040336 its reverse (6330400551), we get a palindrome (7880440887).

The spelling of 1550040336 in words is "one billion, five hundred fifty million, forty thousand, three hundred thirty-six".