11434998420 has 60 divisors (see below), whose sum is σ = 35872018644. Its totient is φ = 3049332480.

The previous prime is 11434998409. The next prime is 11434998469. The reversal of 11434998420 is 2489943411.

11434998420 is a `hidden beast` number, since 114 + 3 + 499 + 8 + 42 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2261573136 + 9173425284 = 47556^2 + 95778^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3527701 + ... + 3530940.

Almost surely, 2^11434998420 is an apocalyptic number.

11434998420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11434998420 is an abundant number, since it is smaller than the sum of its proper divisors (24437020224).

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

11434998420 is a wasteful number, since it uses less digits than its factorization.

11434998420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7058662 (or 7058651 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 11434998420 in words is "eleven billion, four hundred thirty-four million, nine hundred ninety-eight thousand, four hundred twenty".