55402737445 has 16 divisors (see below), whose sum is σ = 72585940608. Its totient is φ = 40260277440.

The previous prime is 55402737407. The next prime is 55402737499. The reversal of 55402737445 is 54473720455.

55402737445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55402737445 - 2⁹ = 55402736933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55402737395 and 55402737404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339129 + ... + 475198.

It is an arithmetic number, because the mean of its divisors is an integer number (4536621288).

Almost surely, 2^55402737445 is an apocalyptic number.

55402737445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55402737445 is a deficient number, since it is larger than the sum of its proper divisors (17183203163).

55402737445 is a wasteful number, since it uses less digits than its factorization.

55402737445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815580.

The product of its (nonzero) digits is 2352000, while the sum is 46.

The spelling of 55402737445 in words is "fifty-five billion, four hundred two million, seven hundred thirty-seven thousand, four hundred forty-five".