13634426153450 has 48 divisors (see below), whose sum is σ = 27358437084120. Its totient is φ = 5036112107520.

The previous prime is 13634426153429. The next prime is 13634426153459. The reversal of 13634426153450 is 5435162443631.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 1425991834201 + 12208434319249 = 1194149^2 + 3494057^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13634426153395 and 13634426153404.

It is not an unprimeable number, because it can be changed into a prime (13634426153459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151280435 + ... + 151370534.

Almost surely, 2^{13634426153450} is an apocalyptic number.

13634426153450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13634426153450 is an abundant number, since it is smaller than the sum of its proper divisors (13724010930670).

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

13634426153450 is a wasteful number, since it uses less digits than its factorization.

13634426153450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302651051 (or 302651046 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 13634426153450 in words is "thirteen trillion, six hundred thirty-four billion, four hundred twenty-six million, one hundred fifty-three thousand, four hundred fifty".