105074431278 has 16 divisors (see below), whose sum is σ = 215828562000. Its totient is φ = 34078193856.

The previous prime is 105074431277. The next prime is 105074431303. The reversal of 105074431278 is 872134470501.

It is a super-2 number, since 2×105074431278² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105074431277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236653903 + ... + 236654346.

It is an arithmetic number, because the mean of its divisors is an integer number (13489285125).

Almost surely, 2^105074431278 is an apocalyptic number.

105074431278 is an abundant number, since it is smaller than the sum of its proper divisors (110754130722).

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

105074431278 is a wasteful number, since it uses less digits than its factorization.

105074431278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473308291.

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 105074431278 in words is "one hundred five billion, seventy-four million, four hundred thirty-one thousand, two hundred seventy-eight".