53400501223 has 4 divisors (see below), whose sum is σ = 53401781680. Its totient is φ = 53399220768.

The previous prime is 53400501211. The next prime is 53400501227. The reversal of 53400501223 is 32210500435.

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

It is a cyclic number.

It is not a de Polignac number, because 53400501223 - 2¹³ = 53400493031 is a prime.

It is a super-2 number, since 2×53400501223² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53400501227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575490 + ... + 661807.

It is an arithmetic number, because the mean of its divisors is an integer number (13350445420).

Almost surely, 2^53400501223 is an apocalyptic number.

53400501223 is a deficient number, since it is larger than the sum of its proper divisors (1280457).

53400501223 is a wasteful number, since it uses less digits than its factorization.

53400501223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280456.

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 53400501223 in words is "fifty-three billion, four hundred million, five hundred one thousand, two hundred twenty-three".