54011402545 has 4 divisors (see below), whose sum is σ = 64813683060. Its totient is φ = 43209122032.

The previous prime is 54011402507. The next prime is 54011402567. The reversal of 54011402545 is 54520411045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54520411045 = 5 ⋅10904082209.

It can be written as a sum of positive squares in 2 ways, for example, as 27153437089 + 26857965456 = 164783^2 + 163884^2 .

It is a cyclic number.

It is not a de Polignac number, because 54011402545 - 2¹⁵ = 54011369777 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5401140250 + ... + 5401140259.

It is an arithmetic number, because the mean of its divisors is an integer number (16203420765).

Almost surely, 2^54011402545 is an apocalyptic number.

It is an amenable number.

54011402545 is a deficient number, since it is larger than the sum of its proper divisors (10802280515).

54011402545 is a wasteful number, since it uses less digits than its factorization.

54011402545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10802280514.

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 54011402545 in words is "fifty-four billion, eleven million, four hundred two thousand, five hundred forty-five".