54239387398 has 32 divisors (see below), whose sum is σ = 95999016960. Its totient is φ = 22491427680.

The previous prime is 54239387357. The next prime is 54239387413. The reversal of 54239387398 is 89378393245.

54239387398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54239387398² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3700348 + ... + 3714976.

It is an arithmetic number, because the mean of its divisors is an integer number (2999969280).

Almost surely, 2^54239387398 is an apocalyptic number.

54239387398 is a deficient number, since it is larger than the sum of its proper divisors (41759629562).

54239387398 is a wasteful number, since it uses less digits than its factorization.

54239387398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23212.

The product of its digits is 39191040, while the sum is 61.

The spelling of 54239387398 in words is "fifty-four billion, two hundred thirty-nine million, three hundred eighty-seven thousand, three hundred ninety-eight".