88751220378911 has 4 divisors (see below), whose sum is σ = 90815202248232. Its totient is φ = 86687238509592.

The previous prime is 88751220378889. The next prime is 88751220378923. The reversal of 88751220378911 is 11987302215788.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88751220378911 - 2¹⁴ = 88751220362527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88751220378971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031990934596 + ... + 1031990934681.

It is an arithmetic number, because the mean of its divisors is an integer number (22703800562058).

Almost surely, 2^{88751220378911} is an apocalyptic number.

88751220378911 is a deficient number, since it is larger than the sum of its proper divisors (2063981869321).

88751220378911 is a wasteful number, since it uses less digits than its factorization.

88751220378911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063981869320.

The product of its (nonzero) digits is 13547520, while the sum is 62.

The spelling of 88751220378911 in words is "eighty-eight trillion, seven hundred fifty-one billion, two hundred twenty million, three hundred seventy-eight thousand, nine hundred eleven".