115153411421540 has 96 divisors (see below), whose sum is σ = 259391840762880. Its totient is φ = 42785988950016.

The previous prime is 115153411421537. The next prime is 115153411421569. The reversal of 115153411421540 is 45124114351511.

It is a junction number, because it is equal to n+sod(n) for n = 115153411421494 and 115153411421503.

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, 66374174 + ... + 68086986.

It is an arithmetic number, because the mean of its divisors is an integer number (2701998341280).

Almost surely, 2^{115153411421540} is an apocalyptic number.

115153411421540 is a gapful number since it is divisible by the number (10) 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 115153411421540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129695920381440).

115153411421540 is an abundant number, since it is smaller than the sum of its proper divisors (144238429341340).

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

115153411421540 is a wasteful number, since it uses less digits than its factorization.

115153411421540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715421 (or 1715419 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 38.

The spelling of 115153411421540 in words is "one hundred fifteen trillion, one hundred fifty-three billion, four hundred eleven million, four hundred twenty-one thousand, five hundred forty".