45245541064 has 8 divisors (see below), whose sum is σ = 84835389510. Its totient is φ = 22622770528.

The previous prime is 45245541049. The next prime is 45245541079. The reversal of 45245541064 is 46014554254.

It is an interprime number because it is at equal distance from previous prime (45245541049) and next prime (45245541079).

It can be written as a sum of positive squares in only one way, i.e., 36192018564 + 9053522500 = 190242^2 + 95150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×45245541064² (a number of 22 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, 2827846309 + ... + 2827846324.

Almost surely, 2^45245541064 is an apocalyptic number.

It is an amenable number.

45245541064 is a deficient number, since it is larger than the sum of its proper divisors (39589848446).

45245541064 is a wasteful number, since it uses less digits than its factorization.

45245541064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5655692639 (or 5655692635 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 45245541064 in words is "forty-five billion, two hundred forty-five million, five hundred forty-one thousand, sixty-four".