355778404674 has 96 divisors (see below), whose sum is σ = 895281128448. Its totient is φ = 92262693600.

The previous prime is 355778404651. The next prime is 355778404697. The reversal of 355778404674 is 476404877553.

It is an interprime number because it is at equal distance from previous prime (355778404651) and next prime (355778404697).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3151269 + ... + 3262215.

It is an arithmetic number, because the mean of its divisors is an integer number (9325845088).

Almost surely, 2^355778404674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355778404674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447640564224).

355778404674 is an abundant number, since it is smaller than the sum of its proper divisors (539502723774).

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

355778404674 is a wasteful number, since it uses less digits than its factorization.

355778404674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111612 (or 111601 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 60.

The spelling of 355778404674 in words is "three hundred fifty-five billion, seven hundred seventy-eight million, four hundred four thousand, six hundred seventy-four".