5434391900 has 72 divisors (see below), whose sum is σ = 13488470016. Its totient is φ = 1861675200.

The previous prime is 5434391899. The next prime is 5434391917. The reversal of 5434391900 is 91934345.

It is a super-2 number, since 2×5434391900² = 59065230645571220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1122485 + ... + 1127315.

Almost surely, 2^5434391900 is an apocalyptic number.

5434391900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5434391900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6744235008).

5434391900 is an abundant number, since it is smaller than the sum of its proper divisors (8054078116).

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

5434391900 is a wasteful number, since it uses less digits than its factorization.

5434391900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6459 (or 6452 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 5434391900 is about 73718.3281145198. The cubic root of 5434391900 is about 1758.1273017405.

The spelling of 5434391900 in words is "five billion, four hundred thirty-four million, three hundred ninety-one thousand, nine hundred".