106851574478 has 16 divisors (see below), whose sum is σ = 185133209904. Its totient is φ = 45711903360.

The previous prime is 106851574477. The next prime is 106851574519. The reversal of 106851574478 is 874475158601.

It is a super-2 number, since 2×106851574478² (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 (106851574477) 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, 142849325 + ... + 142850072.

It is an arithmetic number, because the mean of its divisors is an integer number (11570825619).

Almost surely, 2^106851574478 is an apocalyptic number.

106851574478 is a deficient number, since it is larger than the sum of its proper divisors (78281635426).

106851574478 is a wasteful number, since it uses less digits than its factorization.

106851574478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285699427.

The product of its (nonzero) digits is 7526400, while the sum is 56.

The spelling of 106851574478 in words is "one hundred six billion, eight hundred fifty-one million, five hundred seventy-four thousand, four hundred seventy-eight".