2478172096474 has 4 divisors (see below), whose sum is σ = 3717258144714. Its totient is φ = 1239086048236.

The previous prime is 2478172096363. The next prime is 2478172096507. The reversal of 2478172096474 is 4746902718742.

2478172096474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 2225148006249 + 253024090225 = 1491693^2 + 503015^2 .

It is a super-2 number, since 2×2478172096474² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619543024117 + ... + 619543024120.

Almost surely, 2^{2478172096474} is an apocalyptic number.

2478172096474 is a deficient number, since it is larger than the sum of its proper divisors (1239086048240).

2478172096474 is a wasteful number, since it uses less digits than its factorization.

2478172096474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239086048239.

The product of its (nonzero) digits is 37933056, while the sum is 61.

The spelling of 2478172096474 in words is "two trillion, four hundred seventy-eight billion, one hundred seventy-two million, ninety-six thousand, four hundred seventy-four".