1552323252551 has 32 divisors (see below), whose sum is σ = 1753140153600. Its totient is φ = 1367304906240.

The previous prime is 1552323252547. The next prime is 1552323252583. The reversal of 1552323252551 is 1552523232551.

It is a cyclic number.

It is not a de Polignac number, because 1552323252551 - 2² = 1552323252547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1552323252499 and 1552323252508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552323212551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2497580 + ... + 3056558.

It is an arithmetic number, because the mean of its divisors is an integer number (54785629800).

Almost surely, 2^{1552323252551} is an apocalyptic number.

1552323252551 is a deficient number, since it is larger than the sum of its proper divisors (200816901049).

1552323252551 is a wasteful number, since it uses less digits than its factorization.

1552323252551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559199.

The product of its digits is 450000, while the sum is 41.

The spelling of 1552323252551 in words is "one trillion, five hundred fifty-two billion, three hundred twenty-three million, two hundred fifty-two thousand, five hundred fifty-one".