13541551040 has 56 divisors (see below), whose sum is σ = 32774485632. Its totient is φ = 5327815680.

The previous prime is 13541551003. The next prime is 13541551069. The reversal of 13541551040 is 4015514531.

It is a junction number, because it is equal to n+sod(n) for n = 13541550994 and 13541551012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327344 + ... + 366383.

It is an arithmetic number, because the mean of its divisors is an integer number (585258672).

Almost surely, 2^13541551040 is an apocalyptic number.

13541551040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13541551040 is an abundant number, since it is smaller than the sum of its proper divisors (19232934592).

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

13541551040 is an equidigital number, since it uses as much as digits as its factorization.

13541551040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693805 (or 693795 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 13541551040 in words is "thirteen billion, five hundred forty-one million, five hundred fifty-one thousand, forty".