26542377155 has 32 divisors (see below), whose sum is σ = 37279334400. Its totient is φ = 17762032512.

The previous prime is 26542377149. The next prime is 26542377179. The reversal of 26542377155 is 55177324562.

It is not a de Polignac number, because 26542377155 - 2⁸ = 26542376899 is a prime.

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, 1918001 + ... + 1931789.

It is an arithmetic number, because the mean of its divisors is an integer number (1164979200).

Almost surely, 2^26542377155 is an apocalyptic number.

26542377155 is a deficient number, since it is larger than the sum of its proper divisors (10736957245).

26542377155 is a wasteful number, since it uses less digits than its factorization.

26542377155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15123.

The product of its digits is 1764000, while the sum is 47.

The spelling of 26542377155 in words is "twenty-six billion, five hundred forty-two million, three hundred seventy-seven thousand, one hundred fifty-five".