457326209078 has 32 divisors (see below), whose sum is σ = 704540049408. Its totient is φ = 222535432800.

The previous prime is 457326209071. The next prime is 457326209161. The reversal of 457326209078 is 870902623754.

It is a super-2 number, since 2×457326209078² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457326209071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71220308 + ... + 71226728.

It is an arithmetic number, because the mean of its divisors is an integer number (22016876544).

Almost surely, 2^457326209078 is an apocalyptic number.

457326209078 is a deficient number, since it is larger than the sum of its proper divisors (247213840330).

457326209078 is a wasteful number, since it uses less digits than its factorization.

457326209078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10628.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 457326209078 in words is "four hundred fifty-seven billion, three hundred twenty-six million, two hundred nine thousand, seventy-eight".