1654216000 has 112 divisors (see below), whose sum is σ = 4312676160. Its totient is φ = 626803200.

The previous prime is 1654215973. The next prime is 1654216001. The reversal of 1654216000 is 6124561.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654216001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146559 + ... + 157441.

Almost surely, 2^1654216000 is an apocalyptic number.

1654216000 is a gapful number since it is divisible by the number (10) 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 1654216000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2156338080).

1654216000 is an abundant number, since it is smaller than the sum of its proper divisors (2658460160).

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

1654216000 is a wasteful number, since it uses less digits than its factorization.

1654216000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10929 (or 10909 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1654216000 is about 40672.0542879260. The cubic root of 1654216000 is about 1182.6713394867.

The spelling of 1654216000 in words is "one billion, six hundred fifty-four million, two hundred sixteen thousand".