53490083854 has 32 divisors (see below), whose sum is σ = 82861839360. Its totient is φ = 25877864448.

The previous prime is 53490083839. The next prime is 53490083897. The reversal of 53490083854 is 45838009435.

It is a super-2 number, since 2×53490083854² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53490083798 and 53490083807.

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, 13481779 + ... + 13485745.

It is an arithmetic number, because the mean of its divisors is an integer number (2589432480).

Almost surely, 2^53490083854 is an apocalyptic number.

53490083854 is a deficient number, since it is larger than the sum of its proper divisors (29371755506).

53490083854 is a wasteful number, since it uses less digits than its factorization.

53490083854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 53490083854 in words is "fifty-three billion, four hundred ninety million, eighty-three thousand, eight hundred fifty-four".