1545396996 has 288 divisors, whose sum is σ = 4671385600. Its totient is φ = 393465600.

The previous prime is 1545396961. The next prime is 1545397033. The reversal of 1545396996 is 6996935451.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11117895 + ... + 11118033.

Almost surely, 2^1545396996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1545396996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2335692800).

1545396996 is an abundant number, since it is smaller than the sum of its proper divisors (3125988604).

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

1545396996 is a wasteful number, since it uses less digits than its factorization.

1545396996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 218 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 57.

The square root of 1545396996 is about 39311.5376956944. The cubic root of 1545396996 is about 1156.1477932311.

The spelling of 1545396996 in words is "one billion, five hundred forty-five million, three hundred ninety-six thousand, nine hundred ninety-six".