378874161534 has 32 divisors (see below), whose sum is σ = 827430289920. Its totient is φ = 114699830400.

The previous prime is 378874161521. The next prime is 378874161583. The reversal of 378874161534 is 435161478873.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2693947 + ... + 2831094.

It is an arithmetic number, because the mean of its divisors is an integer number (25857196560).

Almost surely, 2^378874161534 is an apocalyptic number.

378874161534 is an abundant number, since it is smaller than the sum of its proper divisors (448556128386).

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

378874161534 is a wasteful number, since it uses less digits than its factorization.

378874161534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526096.

The product of its digits is 13547520, while the sum is 57.

The spelling of 378874161534 in words is "three hundred seventy-eight billion, eight hundred seventy-four million, one hundred sixty-one thousand, five hundred thirty-four".