14525421545 has 16 divisors (see below), whose sum is σ = 18108988560. Its totient is φ = 11171457024.

The previous prime is 14525421539. The next prime is 14525421551. The reversal of 14525421545 is 54512452541.

It is an interprime number because it is at equal distance from previous prime (14525421539) and next prime (14525421551).

It can be written as a sum of positive squares in 8 ways, for example, as 1055730064 + 13469691481 = 32492^2 + 116059^2 .

It is not a de Polignac number, because 14525421545 - 2⁴ = 14525421529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14525421499 and 14525421508.

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, 181184 + ... + 248753.

It is an arithmetic number, because the mean of its divisors is an integer number (1131811785).

Almost surely, 2^14525421545 is an apocalyptic number.

It is an amenable number.

14525421545 is a deficient number, since it is larger than the sum of its proper divisors (3583567015).

14525421545 is a wasteful number, since it uses less digits than its factorization.

14525421545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430204.

The product of its digits is 160000, while the sum is 38.

The spelling of 14525421545 in words is "fourteen billion, five hundred twenty-five million, four hundred twenty-one thousand, five hundred forty-five".