1436130640 has 40 divisors (see below), whose sum is σ = 3816005760. Its totient is φ = 492387456.

The previous prime is 1436130613. The next prime is 1436130733. The reversal of 1436130640 is 460316341.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 1436130599 and 1436130608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281700 + ... + 1282819.

It is an arithmetic number, because the mean of its divisors is an integer number (95400144).

Almost surely, 2^1436130640 is an apocalyptic number.

1436130640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1436130640 is an abundant number, since it is smaller than the sum of its proper divisors (2379875120).

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

1436130640 is a wasteful number, since it uses less digits than its factorization.

1436130640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564539 (or 2564533 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1436130640 is about 37896.3143326630. The cubic root of 1436130640 is about 1128.2308809291.

Adding to 1436130640 its reverse (460316341), we get a palindrome (1896446981).

The spelling of 1436130640 in words is "one billion, four hundred thirty-six million, one hundred thirty thousand, six hundred forty".