2150077777757 has 16 divisors (see below), whose sum is σ = 2785525868160. Its totient is φ = 1611625678272.

The previous prime is 2150077777751. The next prime is 2150077777777. The reversal of 2150077777757 is 7577777700512.

It is a cyclic number.

It is not a de Polignac number, because 2150077777757 - 2⁸ = 2150077777501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2150077777757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150077777751) 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, 621767438 + ... + 621770895.

It is an arithmetic number, because the mean of its divisors is an integer number (174095366760).

Almost surely, 2^{2150077777757} is an apocalyptic number.

It is an amenable number.

2150077777757 is a deficient number, since it is larger than the sum of its proper divisors (635448090403).

2150077777757 is a wasteful number, since it uses less digits than its factorization.

2150077777757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243538372.

The product of its (nonzero) digits is 41177150, while the sum is 62.

The spelling of 2150077777757 in words is "two trillion, one hundred fifty billion, seventy-seven million, seven hundred seventy-seven thousand, seven hundred fifty-seven".