27153737742 has 16 divisors (see below), whose sum is σ = 54360162432. Its totient is φ = 9042464760.

The previous prime is 27153737731. The next prime is 27153737749. The reversal of 27153737742 is 24773735172.

It is a super-2 number, since 2×27153737742² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27153737691 and 27153737700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27153737749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2188588 + ... + 2200959.

It is an arithmetic number, because the mean of its divisors is an integer number (3397510152).

Almost surely, 2^27153737742 is an apocalyptic number.

27153737742 is an abundant number, since it is smaller than the sum of its proper divisors (27206424690).

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

27153737742 is a wasteful number, since it uses less digits than its factorization.

27153737742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390583.

The product of its digits is 1728720, while the sum is 48.

The spelling of 27153737742 in words is "twenty-seven billion, one hundred fifty-three million, seven hundred thirty-seven thousand, seven hundred forty-two".