63153663540 has 48 divisors (see below), whose sum is σ = 192905737920. Its totient is φ = 15309978880.

The previous prime is 63153663533. The next prime is 63153663541. The reversal of 63153663540 is 4536635136.

It is a junction number, because it is equal to n+sod(n) for n = 63153663492 and 63153663501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63153663541) 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, 47843025 + ... + 47844344.

It is an arithmetic number, because the mean of its divisors is an integer number (4018869540).

Almost surely, 2^63153663540 is an apocalyptic number.

63153663540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63153663540 is an abundant number, since it is smaller than the sum of its proper divisors (129752074380).

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

63153663540 is a wasteful number, since it uses less digits than its factorization.

63153663540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95687392 (or 95687390 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 63153663540 in words is "sixty-three billion, one hundred fifty-three million, six hundred sixty-three thousand, five hundred forty".