1552444423151 has 2 divisors, whose sum is σ = 1552444423152. Its totient is φ = 1552444423150.

The previous prime is 1552444423147. The next prime is 1552444423157. The reversal of 1552444423151 is 1513244442551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1552444423151 - 2² = 1552444423147 is a prime.

It is a super-2 number, since 2×1552444423151² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1552444423099 and 1552444423108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552444423157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776222211575 + 776222211576.

It is an arithmetic number, because the mean of its divisors is an integer number (776222211576).

Almost surely, 2^{1552444423151} is an apocalyptic number.

1552444423151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552444423151 is an equidigital number, since it uses as much as digits as its factorization.

1552444423151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384000, while the sum is 41.

The spelling of 1552444423151 in words is "one trillion, five hundred fifty-two billion, four hundred forty-four million, four hundred twenty-three thousand, one hundred fifty-one".