4520355523402 has 4 divisors (see below), whose sum is σ = 6780533285106. Its totient is φ = 2260177761700.

The previous prime is 4520355523361. The next prime is 4520355523447. The reversal of 4520355523402 is 2043255530254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4492623615561 + 27731907841 = 2119581^2 + 166529^2 .

It is a super-2 number, since 2×4520355523402² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130088880849 + ... + 1130088880852.

Almost surely, 2^{4520355523402} is an apocalyptic number.

4520355523402 is a deficient number, since it is larger than the sum of its proper divisors (2260177761704).

4520355523402 is a wasteful number, since it uses less digits than its factorization.

4520355523402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260177761703.

The product of its (nonzero) digits is 720000, while the sum is 40.

The spelling of 4520355523402 in words is "four trillion, five hundred twenty billion, three hundred fifty-five million, five hundred twenty-three thousand, four hundred two".