1554000144 has 40 divisors (see below), whose sum is σ = 4074426720. Its totient is φ = 510267648.

The previous prime is 1554000137. The next prime is 1554000157. The reversal of 1554000144 is 4410004551.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238389 + ... + 244820.

It is an arithmetic number, because the mean of its divisors is an integer number (101860668).

Almost surely, 2^1554000144 is an apocalyptic number.

It is an amenable number.

1554000144 is an abundant number, since it is smaller than the sum of its proper divisors (2520426576).

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

1554000144 is a wasteful number, since it uses less digits than its factorization.

1554000144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483287 (or 483281 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1554000144 is about 39420.8085153006. The cubic root of 1554000144 is about 1158.2892300767.

Adding to 1554000144 its reverse (4410004551), we get a palindrome (5964004695).

The spelling of 1554000144 in words is "one billion, five hundred fifty-four million, one hundred forty-four", and thus it is an aban number.