45401207488 has 224 divisors, whose sum is σ = 118286784000. Its totient is φ = 16777691136.

The previous prime is 45401207483. The next prime is 45401207507. The reversal of 45401207488 is 88470210454.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×45401207488² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45401207483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13760463 + ... + 13763761.

It is an arithmetic number, because the mean of its divisors is an integer number (528066000).

Almost surely, 2^45401207488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45401207488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59143392000).

45401207488 is an abundant number, since it is smaller than the sum of its proper divisors (72885576512).

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

45401207488 is a wasteful number, since it uses less digits than its factorization.

45401207488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3487 (or 3477 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 43.

The spelling of 45401207488 in words is "forty-five billion, four hundred one million, two hundred seven thousand, four hundred eighty-eight".