352157676021 has 12 divisors (see below), whose sum is σ = 538594092972. Its totient is φ = 220961678976.

The previous prime is 352157676007. The next prime is 352157676047. The reversal of 352157676021 is 120676751253.

It is a happy number.

352157676021 is a `hidden beast` number, since 3 + 5 + 2 + 1 + 576 + 76 + 0 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 125343613521 + 226814062500 = 354039^2 + 476250^2 .

It is not a de Polignac number, because 352157676021 - 2¹⁸ = 352157413877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352157676421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1150841926 + ... + 1150842231.

It is an arithmetic number, because the mean of its divisors is an integer number (44882841081).

Almost surely, 2^352157676021 is an apocalyptic number.

It is an amenable number.

352157676021 is a deficient number, since it is larger than the sum of its proper divisors (186436416951).

352157676021 is a wasteful number, since it uses less digits than its factorization.

352157676021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301684180 (or 2301684177 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 352157676021 in words is "three hundred fifty-two billion, one hundred fifty-seven million, six hundred seventy-six thousand, twenty-one".