13454247156 has 48 divisors (see below), whose sum is σ = 35885445120. Its totient is φ = 3843272160.

The previous prime is 13454247143. The next prime is 13454247173. The reversal of 13454247156 is 65174245431.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476761 + ... + 504191.

It is an arithmetic number, because the mean of its divisors is an integer number (747613440).

Almost surely, 2^13454247156 is an apocalyptic number.

It is an amenable number.

13454247156 is an abundant number, since it is smaller than the sum of its proper divisors (22431197964).

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

13454247156 is a wasteful number, since it uses less digits than its factorization.

13454247156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33284 (or 33282 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The spelling of 13454247156 in words is "thirteen billion, four hundred fifty-four million, two hundred forty-seven thousand, one hundred fifty-six".