1946156177157 has 8 divisors (see below), whose sum is σ = 2599206916800. Its totient is φ = 1295271444480.

The previous prime is 1946156177137. The next prime is 1946156177197. The reversal of 1946156177157 is 7517716516491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1946156177157 - 2⁷ = 1946156177029 is a prime.

It is a super-3 number, since 3×1946156177157³ (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1946156177157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946156177137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541499644 + ... + 541503237.

It is an arithmetic number, because the mean of its divisors is an integer number (324900864600).

Almost surely, 2^{1946156177157} is an apocalyptic number.

It is an amenable number.

1946156177157 is a deficient number, since it is larger than the sum of its proper divisors (653050739643).

1946156177157 is a wasteful number, since it uses less digits than its factorization.

1946156177157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083003483.

The product of its digits is 11113200, while the sum is 60.

The spelling of 1946156177157 in words is "one trillion, nine hundred forty-six billion, one hundred fifty-six million, one hundred seventy-seven thousand, one hundred fifty-seven".