356778860004 has 960 divisors, whose sum is σ = 1210234798080. Its totient is φ = 89422755840.

The previous prime is 356778859999. The next prime is 356778860023. The reversal of 356778860004 is 400068877653.

356778860004 is a `hidden beast` number, since 3 + 567 + 78 + 8 + 6 + 0 + 0 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 4008751192 + ... + 4008751280.

It is an arithmetic number, because the mean of its divisors is an integer number (1260661248).

Almost surely, 2^356778860004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 356778860004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605117399040).

356778860004 is an abundant number, since it is smaller than the sum of its proper divisors (853455938076).

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

356778860004 is a wasteful number, since it uses less digits than its factorization.

356778860004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 356778860004 in words is "three hundred fifty-six billion, seven hundred seventy-eight million, eight hundred sixty thousand, four".