355206660480 has 768 divisors, whose sum is σ = 1549561233600. Its totient is φ = 76411109376.

The previous prime is 355206660469. The next prime is 355206660491. The reversal of 355206660480 is 84066602553.

It is an interprime number because it is at equal distance from previous prime (355206660469) and next prime (355206660491).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14381902 + ... + 14406578.

Almost surely, 2^355206660480 is an apocalyptic number.

355206660480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355206660480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774780616800).

355206660480 is an abundant number, since it is smaller than the sum of its proper divisors (1194354573120).

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

355206660480 is a wasteful number, since it uses less digits than its factorization.

355206660480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24736 (or 24711 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 355206660480 in words is "three hundred fifty-five billion, two hundred six million, six hundred sixty thousand, four hundred eighty".