355152747420 has 96 divisors (see below), whose sum is σ = 1118560779840. Its totient is φ = 94707387648.

The previous prime is 355152747373. The next prime is 355152747449. The reversal of 355152747420 is 24747251553.

355152747420 is a `hidden beast` number, since 3 + 5 + 5 + 152 + 7 + 474 + 20 = 666.

It is a super-2 number, since 2×355152747420² (a number of 24 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 4016077 + ... + 4103556.

It is an arithmetic number, because the mean of its divisors is an integer number (11651674790).

Almost surely, 2^355152747420 is an apocalyptic number.

355152747420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

355152747420 is an abundant number, since it is smaller than the sum of its proper divisors (763408032420).

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

355152747420 is an equidigital number, since it uses as much as digits as its factorization.

355152747420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8119663 (or 8119643 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 45.

Adding to 355152747420 its reverse (24747251553), we get a palindrome (379899998973).

The spelling of 355152747420 in words is "three hundred fifty-five billion, one hundred fifty-two million, seven hundred forty-seven thousand, four hundred twenty".