378357222461 has 8 divisors (see below), whose sum is σ = 385118962560. Its totient is φ = 371607112672.

The previous prime is 378357222431. The next prime is 378357222469. The reversal of 378357222461 is 164222753873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378357222461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378357222469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2841920 + ... + 2972073.

It is an arithmetic number, because the mean of its divisors is an integer number (48139870320).

Almost surely, 2^378357222461 is an apocalyptic number.

It is an amenable number.

378357222461 is a deficient number, since it is larger than the sum of its proper divisors (6761740099).

378357222461 is a wasteful number, since it uses less digits than its factorization.

378357222461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815155.

The product of its digits is 3386880, while the sum is 50.

The spelling of 378357222461 in words is "three hundred seventy-eight billion, three hundred fifty-seven million, two hundred twenty-two thousand, four hundred sixty-one".