157772661053 has 8 divisors (see below), whose sum is σ = 180802927872. Its totient is φ = 134865223056.

The previous prime is 157772661047. The next prime is 157772661097. The reversal of 157772661053 is 350166277751.

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

It is a cyclic number.

It is not a de Polignac number, because 157772661053 - 2¹⁶ = 157772595517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157772660992 and 157772661010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157772661043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30704450 + ... + 30709587.

It is an arithmetic number, because the mean of its divisors is an integer number (22600365984).

Almost surely, 2^157772661053 is an apocalyptic number.

It is an amenable number.

157772661053 is a deficient number, since it is larger than the sum of its proper divisors (23030266819).

157772661053 is an equidigital number, since it uses as much as digits as its factorization.

157772661053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61414411.

The product of its (nonzero) digits is 1852200, while the sum is 50.

The spelling of 157772661053 in words is "one hundred fifty-seven billion, seven hundred seventy-two million, six hundred sixty-one thousand, fifty-three".