545021202634 has 8 divisors (see below), whose sum is σ = 817985741508. Its totient is φ = 272359288800.

The previous prime is 545021202619. The next prime is 545021202643. The reversal of 545021202634 is 436202120545.

It can be written as a sum of positive squares in 2 ways, for example, as 407637556225 + 137383646409 = 638465^2 + 370653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×545021202634² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545021202634.

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, 75651757 + ... + 75658960.

Almost surely, 2^545021202634 is an apocalyptic number.

545021202634 is a deficient number, since it is larger than the sum of its proper divisors (272964538874).

545021202634 is a wasteful number, since it uses less digits than its factorization.

545021202634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151312520.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 545021202634 in words is "five hundred forty-five billion, twenty-one million, two hundred two thousand, six hundred thirty-four".