378650651532106 has 4 divisors (see below), whose sum is σ = 567975977298162. Its totient is φ = 189325325766052.

The previous prime is 378650651532031. The next prime is 378650651532149. The reversal of 378650651532106 is 601235156056873.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 371494978382025 + 7155673150081 = 19274205^2 + 2675009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94662662883025 + ... + 94662662883028.

Almost surely, 2^{378650651532106} is an apocalyptic number.

378650651532106 is a deficient number, since it is larger than the sum of its proper divisors (189325325766056).

378650651532106 is a wasteful number, since it uses less digits than its factorization.

378650651532106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189325325766055.

The product of its (nonzero) digits is 27216000, while the sum is 58.

The spelling of 378650651532106 in words is "three hundred seventy-eight trillion, six hundred fifty billion, six hundred fifty-one million, five hundred thirty-two thousand, one hundred six".