1382555188157 has 32 divisors (see below), whose sum is σ = 1690972778880. Its totient is φ = 1113044325120.

The previous prime is 1382555188139. The next prime is 1382555188181. The reversal of 1382555188157 is 7518815552831.

It is not a de Polignac number, because 1382555188157 - 2²² = 1382550993853 is a prime.

It is a super-2 number, since 2×1382555188157² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1382555188096 and 1382555188105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1382555188117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 410663 + ... + 1712820.

It is an arithmetic number, because the mean of its divisors is an integer number (52842899340).

Almost surely, 2^{1382555188157} is an apocalyptic number.

It is an amenable number.

1382555188157 is a deficient number, since it is larger than the sum of its proper divisors (308417590723).

1382555188157 is a wasteful number, since it uses less digits than its factorization.

1382555188157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123693.

The product of its digits is 13440000, while the sum is 59.

The spelling of 1382555188157 in words is "one trillion, three hundred eighty-two billion, five hundred fifty-five million, one hundred eighty-eight thousand, one hundred fifty-seven".