115551504442154 has 16 divisors (see below), whose sum is σ = 191208822471360. Its totient is φ = 51933260422560.

The previous prime is 115551504442139. The next prime is 115551504442219. The reversal of 115551504442154 is 451244405155511.

It is a junction number, because it is equal to n+sod(n) for n = 115551504442099 and 115551504442108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29507532374 + ... + 29507536289.

It is an arithmetic number, because the mean of its divisors is an integer number (11950551404460).

Almost surely, 2^{115551504442154} is an apocalyptic number.

115551504442154 is a deficient number, since it is larger than the sum of its proper divisors (75657318029206).

115551504442154 is a wasteful number, since it uses less digits than its factorization.

115551504442154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59015068765.

The product of its (nonzero) digits is 1600000, while the sum is 47.

Adding to 115551504442154 its reverse (451244405155511), we get a palindrome (566795909597665).

The spelling of 115551504442154 in words is "one hundred fifteen trillion, five hundred fifty-one billion, five hundred four million, four hundred forty-two thousand, one hundred fifty-four".