1554040152 has 96 divisors (see below), whose sum is σ = 4827682080. Its totient is φ = 442391040.

The previous prime is 1554040151. The next prime is 1554040177. The reversal of 1554040152 is 2510404551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1554040151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136138 + ... + 147110.

It is an arithmetic number, because the mean of its divisors is an integer number (50288355).

Almost surely, 2^1554040152 is an apocalyptic number.

1554040152 is a gapful number since it is divisible by the number (12) 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 1554040152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2413841040).

1554040152 is an abundant number, since it is smaller than the sum of its proper divisors (3273641928).

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

1554040152 is a wasteful number, since it uses less digits than its factorization.

1554040152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11273 (or 11266 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 1554040152 is about 39421.3159597698. The cubic root of 1554040152 is about 1158.2991701096.

The spelling of 1554040152 in words is "one billion, five hundred fifty-four million, forty thousand, one hundred fifty-two".