45646263546 has 72 divisors (see below), whose sum is σ = 99675438624. Its totient is φ = 13929420960.

The previous prime is 45646263529. The next prime is 45646263547. The reversal of 45646263546 is 64536264654.

It is not an unprimeable number, because it can be changed into a prime (45646263547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16353411 + ... + 16356201.

It is an arithmetic number, because the mean of its divisors is an integer number (1384381092).

Almost surely, 2^45646263546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45646263546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49837719312).

45646263546 is an abundant number, since it is smaller than the sum of its proper divisors (54029175078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45646263546 is a wasteful number, since it uses less digits than its factorization.

45646263546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076 (or 2936 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 51.

The spelling of 45646263546 in words is "forty-five billion, six hundred forty-six million, two hundred sixty-three thousand, five hundred forty-six".