356868503854 has 4 divisors (see below), whose sum is σ = 535302755784. Its totient is φ = 178434251926.

The previous prime is 356868503837. The next prime is 356868503857. The reversal of 356868503854 is 458305868653.

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

It is a junction number, because it is equal to n+sod(n) for n = 356868503792 and 356868503801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356868503857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 89217125962 + ... + 89217125965.

It is an arithmetic number, because the mean of its divisors is an integer number (133825688946).

Almost surely, 2^356868503854 is an apocalyptic number.

356868503854 is a deficient number, since it is larger than the sum of its proper divisors (178434251930).

356868503854 is a wasteful number, since it uses less digits than its factorization.

356868503854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178434251929.

The product of its (nonzero) digits is 82944000, while the sum is 61.

The spelling of 356868503854 in words is "three hundred fifty-six billion, eight hundred sixty-eight million, five hundred three thousand, eight hundred fifty-four".