1667161041700 has 72 divisors (see below), whose sum is σ = 4510428439104. Its totient is φ = 519634608000.

The previous prime is 1667161041691. The next prime is 1667161041727. The reversal of 1667161041700 is 71401617661.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108249511 + ... + 108264910.

It is an arithmetic number, because the mean of its divisors is an integer number (62644839432).

Almost surely, 2^{1667161041700} is an apocalyptic number.

1667161041700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1667161041700 is an abundant number, since it is smaller than the sum of its proper divisors (2843267397404).

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

1667161041700 is a wasteful number, since it uses less digits than its factorization.

1667161041700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216514453 (or 216514446 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 1667161041700 in words is "one trillion, six hundred sixty-seven billion, one hundred sixty-one million, forty-one thousand, seven hundred".