55896029709 has 16 divisors (see below), whose sum is σ = 80290507584. Its totient is φ = 34384896000.

The previous prime is 55896029603. The next prime is 55896029731. The reversal of 55896029709 is 90792069855.

It is a happy number.

It is not a de Polignac number, because 55896029709 - 2¹¹ = 55896027661 is a prime.

It is a super-2 number, since 2×55896029709² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55896029779) 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, 155892 + ... + 368909.

It is an arithmetic number, because the mean of its divisors is an integer number (5018156724).

Almost surely, 2^55896029709 is an apocalyptic number.

It is an amenable number.

55896029709 is a deficient number, since it is larger than the sum of its proper divisors (24394477875).

55896029709 is a wasteful number, since it uses less digits than its factorization.

55896029709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527548.

The product of its (nonzero) digits is 12247200, while the sum is 60.

The spelling of 55896029709 in words is "fifty-five billion, eight hundred ninety-six million, twenty-nine thousand, seven hundred nine".