157771241670 has 32 divisors (see below), whose sum is σ = 432743977728. Its totient is φ = 36061998048.

The previous prime is 157771241657. The next prime is 157771241699. The reversal of 157771241670 is 76142177751.

It is a happy number.

157771241670 is digitally balanced in base 2 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375645604 + ... + 375646023.

It is an arithmetic number, because the mean of its divisors is an integer number (13523249304).

Almost surely, 2^157771241670 is an apocalyptic number.

157771241670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157771241670 is an abundant number, since it is smaller than the sum of its proper divisors (274972736058).

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

157771241670 is a wasteful number, since it uses less digits than its factorization.

157771241670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751291644.

The product of its (nonzero) digits is 576240, while the sum is 48.

The spelling of 157771241670 in words is "one hundred fifty-seven billion, seven hundred seventy-one million, two hundred forty-one thousand, six hundred seventy".