130434432403444 has 24 divisors (see below), whose sum is σ = 245819103280128. Its totient is φ = 60200417804640.

The previous prime is 130434432403421. The next prime is 130434432403487. The reversal of 130434432403444 is 444304234434031.

It is a super-2 number, since 2×130434432403444² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 130434432403444.

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, 44405949 + ... + 47252059.

It is an arithmetic number, because the mean of its divisors is an integer number (10242462636672).

Almost surely, 2^{130434432403444} is an apocalyptic number.

It is an amenable number.

130434432403444 is a deficient number, since it is larger than the sum of its proper divisors (115384670876684).

130434432403444 is a wasteful number, since it uses less digits than its factorization.

130434432403444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727455 (or 3727453 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 130434432403444 its reverse (444304234434031), we get a palindrome (574738666837475).

The spelling of 130434432403444 in words is "one hundred thirty trillion, four hundred thirty-four billion, four hundred thirty-two million, four hundred three thousand, four hundred forty-four".