73810770378 has 16 divisors (see below), whose sum is σ = 147625619040. Its totient is φ = 24602910416.

The previous prime is 73810770377. The next prime is 73810770401. The reversal of 73810770378 is 87307701837.

It is a self number, because there is not a number n which added to its sum of digits gives 73810770378.

It is not an unprimeable number, because it can be changed into a prime (73810770373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97801 + ... + 396467.

It is an arithmetic number, because the mean of its divisors is an integer number (9226601190).

Almost surely, 2^73810770378 is an apocalyptic number.

73810770378 is an abundant number, since it is smaller than the sum of its proper divisors (73814848662).

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

73810770378 is a wasteful number, since it uses less digits than its factorization.

73810770378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339861.

The product of its (nonzero) digits is 1382976, while the sum is 51.

The spelling of 73810770378 in words is "seventy-three billion, eight hundred ten million, seven hundred seventy thousand, three hundred seventy-eight".