155650000822 has 16 divisors (see below), whose sum is σ = 235662282000. Its totient is φ = 77098664160.

The previous prime is 155650000801. The next prime is 155650000873. The reversal of 155650000822 is 228000056551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576129 + ... + 802012.

It is an arithmetic number, because the mean of its divisors is an integer number (14728892625).

Almost surely, 2^155650000822 is an apocalyptic number.

155650000822 is the 210883-rd centered heptagonal number.

155650000822 is a deficient number, since it is larger than the sum of its proper divisors (80012281178).

155650000822 is a wasteful number, since it uses less digits than its factorization.

155650000822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378671.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 155650000822 in words is "one hundred fifty-five billion, six hundred fifty million, eight hundred twenty-two", and thus it is an aban number.