55788429007 has 2 divisors, whose sum is σ = 55788429008. Its totient is φ = 55788429006.

The previous prime is 55788428989. The next prime is 55788429013. The reversal of 55788429007 is 70092488755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55788429007 - 2³⁵ = 21428690639 is a prime.

It is a super-2 number, since 2×55788429007² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55788429077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27894214503 + 27894214504.

It is an arithmetic number, because the mean of its divisors is an integer number (27894214504).

Almost surely, 2^55788429007 is an apocalyptic number.

55788429007 is a deficient number, since it is larger than the sum of its proper divisors (1).

55788429007 is an equidigital number, since it uses as much as digits as its factorization.

55788429007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5644800, while the sum is 55.

The spelling of 55788429007 in words is "fifty-five billion, seven hundred eighty-eight million, four hundred twenty-nine thousand, seven".