1552142000 has 80 divisors (see below), whose sum is σ = 3788677152. Its totient is φ = 614969600.

The previous prime is 1552141967. The next prime is 1552142021. The reversal of 1552142000 is 2412551.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210374 + ... + 217626.

Almost surely, 2^1552142000 is an apocalyptic number.

1552142000 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 1552142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1894338576).

1552142000 is an abundant number, since it is smaller than the sum of its proper divisors (2236535152).

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

1552142000 is a wasteful number, since it uses less digits than its factorization.

1552142000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7383 (or 7367 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1552142000 is about 39397.2334054055. The cubic root of 1552142000 is about 1157.8273840046.

Adding to 1552142000 its reverse (2412551), we get a palindrome (1554554551).

The spelling of 1552142000 in words is "one billion, five hundred fifty-two million, one hundred forty-two thousand".