55400514243554 has 16 divisors (see below), whose sum is σ = 83284432640640. Its totient is φ = 27639079319280.

The previous prime is 55400514243521. The next prime is 55400514243577. The reversal of 55400514243554 is 45534241500455.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55400514243499 and 55400514243508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8054282 + ... + 13254149.

It is an arithmetic number, because the mean of its divisors is an integer number (5205277040040).

Almost surely, 2^{55400514243554} is an apocalyptic number.

55400514243554 is a deficient number, since it is larger than the sum of its proper divisors (27883918397086).

55400514243554 is a wasteful number, since it uses less digits than its factorization.

55400514243554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311305.

The product of its (nonzero) digits is 4800000, while the sum is 47.

The spelling of 55400514243554 in words is "fifty-five trillion, four hundred billion, five hundred fourteen million, two hundred forty-three thousand, five hundred fifty-four".