378536405061 has 16 divisors (see below), whose sum is σ = 508565548800. Its totient is φ = 250433637888.

The previous prime is 378536405047. The next prime is 378536405081. The reversal of 378536405061 is 160504635873.

It is not a de Polignac number, because 378536405061 - 2⁶ = 378536404997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 378536405061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378536405021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1120500 + ... + 1418658.

It is an arithmetic number, because the mean of its divisors is an integer number (31785346800).

Almost surely, 2^378536405061 is an apocalyptic number.

It is an amenable number.

378536405061 is a deficient number, since it is larger than the sum of its proper divisors (130029143739).

378536405061 is a wasteful number, since it uses less digits than its factorization.

378536405061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301388.

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 378536405061 in words is "three hundred seventy-eight billion, five hundred thirty-six million, four hundred five thousand, sixty-one".