52015402454 has 8 divisors (see below), whose sum is σ = 78044531880. Its totient is φ = 26000558496.

The previous prime is 52015402441. The next prime is 52015402457. The reversal of 52015402454 is 45420451025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52015402454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52015402457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562259 + ... + 3576830.

It is an arithmetic number, because the mean of its divisors is an integer number (9755566485).

Almost surely, 2^52015402454 is an apocalyptic number.

52015402454 is a deficient number, since it is larger than the sum of its proper divisors (26029129426).

52015402454 is a wasteful number, since it uses less digits than its factorization.

52015402454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7142734.

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 52015402454 its reverse (45420451025), we get a palindrome (97435853479).

The spelling of 52015402454 in words is "fifty-two billion, fifteen million, four hundred two thousand, four hundred fifty-four".