1551003313332 has 48 divisors (see below), whose sum is σ = 3948272294400. Its totient is φ = 469969592160.

The previous prime is 1551003313253. The next prime is 1551003313333. The reversal of 1551003313332 is 2333133001551.

It is a super-3 number, since 3×1551003313332³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1551003313332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551003313333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1629169 + ... + 2399207.

It is an arithmetic number, because the mean of its divisors is an integer number (82255672800).

Almost surely, 2^{1551003313332} is an apocalyptic number.

1551003313332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1551003313332 is an abundant number, since it is smaller than the sum of its proper divisors (2397268981068).

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

1551003313332 is a wasteful number, since it uses less digits than its factorization.

1551003313332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785316 (or 785314 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 30.

Adding to 1551003313332 its reverse (2333133001551), we get a palindrome (3884136314883).

The spelling of 1551003313332 in words is "one trillion, five hundred fifty-one billion, three million, three hundred thirteen thousand, three hundred thirty-two".