127542452736 has 320 divisors, whose sum is σ = 366502828032. Its totient is φ = 39315505152.

The previous prime is 127542452717. The next prime is 127542452753. The reversal of 127542452736 is 637254245721.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171658381 + ... + 171659123.

Almost surely, 2^127542452736 is an apocalyptic number.

127542452736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 127542452736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183251414016).

127542452736 is an abundant number, since it is smaller than the sum of its proper divisors (238960375296).

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

127542452736 is a wasteful number, since it uses less digits than its factorization.

127542452736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943 (or 927 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 48.

The spelling of 127542452736 in words is "one hundred twenty-seven billion, five hundred forty-two million, four hundred fifty-two thousand, seven hundred thirty-six".