53145465426 has 24 divisors (see below), whose sum is σ = 115167184704. Its totient is φ = 17712281880.

The previous prime is 53145465409. The next prime is 53145465517. The reversal of 53145465426 is 62456454135.

53145465426 is a `hidden beast` number, since 5 + 3 + 145 + 465 + 42 + 6 = 666.

It is a super-2 number, since 2×53145465426² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123870 + ... + 348761.

It is an arithmetic number, because the mean of its divisors is an integer number (4798632696).

Almost surely, 2^53145465426 is an apocalyptic number.

53145465426 is an abundant number, since it is smaller than the sum of its proper divisors (62021719278).

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

53145465426 is a wasteful number, since it uses less digits than its factorization.

53145465426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478886 (or 478883 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 53145465426 in words is "fifty-three billion, one hundred forty-five million, four hundred sixty-five thousand, four hundred twenty-six".