1577054661050 has 24 divisors (see below), whose sum is σ = 3199987276992. Its totient is φ = 573474422000.

The previous prime is 1577054661047. The next prime is 1577054661073. The reversal of 1577054661050 is 501664507751.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1577054660986 and 1577054661004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1433685506 + ... + 1433686605.

It is an arithmetic number, because the mean of its divisors is an integer number (133332803208).

Almost surely, 2^{1577054661050} is an apocalyptic number.

1577054661050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1577054661050 is an abundant number, since it is smaller than the sum of its proper divisors (1622932615942).

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

1577054661050 is a wasteful number, since it uses less digits than its factorization.

1577054661050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867372134 (or 2867372129 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 1577054661050 in words is "one trillion, five hundred seventy-seven billion, fifty-four million, six hundred sixty-one thousand, fifty".