4563721465240 has 96 divisors (see below), whose sum is σ = 12236180241600. Its totient is φ = 1526540951040.

The previous prime is 4563721465217. The next prime is 4563721465283. The reversal of 4563721465240 is 425641273654.

It is a super-2 number, since 2×4563721465240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28315120 + ... + 28475839.

It is an arithmetic number, because the mean of its divisors is an integer number (127460210850).

Almost surely, 2^{4563721465240} is an apocalyptic number.

4563721465240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4563721465240 is an abundant number, since it is smaller than the sum of its proper divisors (7672458776360).

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

4563721465240 is a wasteful number, since it uses less digits than its factorization.

4563721465240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56791025 (or 56791014 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 49.

The spelling of 4563721465240 in words is "four trillion, five hundred sixty-three billion, seven hundred twenty-one million, four hundred sixty-five thousand, two hundred forty".