5451570000 has 400 divisors, whose sum is σ = 19934368960. Its totient is φ = 1425600000.

The previous prime is 5451569987. The next prime is 5451570001. The reversal of 5451570000 is 751545.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451570001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16469835 + ... + 16470165.

Almost surely, 2^5451570000 is an apocalyptic number.

5451570000 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 5451570000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9967184480).

5451570000 is an abundant number, since it is smaller than the sum of its proper divisors (14482798960).

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

5451570000 is a wasteful number, since it uses less digits than its factorization.

5451570000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 5451570000 is about 73834.7479172239. The cubic root of 5451570000 is about 1759.9778320211.

The spelling of 5451570000 in words is "five billion, four hundred fifty-one million, five hundred seventy thousand".