45462021602 has 4 divisors (see below), whose sum is σ = 68193032406. Its totient is φ = 22731010800.

The previous prime is 45462021541. The next prime is 45462021607. The reversal of 45462021602 is 20612026454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20612026454 = 2 ⋅10306013227.

It can be written as a sum of positive squares in only one way, i.e., 27906036601 + 17555985001 = 167051^2 + 132499^2 .

It is not an unprimeable number, because it can be changed into a prime (45462021607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11365505399 + ... + 11365505402.

Almost surely, 2^45462021602 is an apocalyptic number.

45462021602 is a deficient number, since it is larger than the sum of its proper divisors (22731010804).

45462021602 is a wasteful number, since it uses less digits than its factorization.

45462021602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22731010803.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 45462021602 in words is "forty-five billion, four hundred sixty-two million, twenty-one thousand, six hundred two".