1463390933640 has 64 divisors (see below), whose sum is σ = 4439500617600. Its totient is φ = 385852887552.

The previous prime is 1463390933629. The next prime is 1463390933647. The reversal of 1463390933640 is 463390933641.

It is not an unprimeable number, because it can be changed into a prime (1463390933647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68500132 + ... + 68521491.

It is an arithmetic number, because the mean of its divisors is an integer number (69367197150).

Almost surely, 2^{1463390933640} is an apocalyptic number.

1463390933640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1463390933640 is an abundant number, since it is smaller than the sum of its proper divisors (2976109683960).

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

1463390933640 is a wasteful number, since it uses less digits than its factorization.

1463390933640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137021726 (or 137021722 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 51.

Subtracting from 1463390933640 its reverse (463390933641), we obtain a palindrome (999999999999).

The spelling of 1463390933640 in words is "one trillion, four hundred sixty-three billion, three hundred ninety million, nine hundred thirty-three thousand, six hundred forty".