240157556471742 has 32 divisors (see below), whose sum is σ = 591157062085632. Its totient is φ = 63338256651744.

The previous prime is 240157556471711. The next prime is 240157556471773. The reversal of 240157556471742 is 247174655751042.

It is an interprime number because it is at equal distance from previous prime (240157556471711) and next prime (240157556471773).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219924501718 + ... + 219924502809.

It is an arithmetic number, because the mean of its divisors is an integer number (18473658190176).

Almost surely, 2^{240157556471742} is an apocalyptic number.

240157556471742 is an abundant number, since it is smaller than the sum of its proper divisors (350999505613890).

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

240157556471742 is a wasteful number, since it uses less digits than its factorization.

240157556471742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439849004552.

The product of its (nonzero) digits is 65856000, while the sum is 60.

The spelling of 240157556471742 in words is "two hundred forty trillion, one hundred fifty-seven billion, five hundred fifty-six million, four hundred seventy-one thousand, seven hundred forty-two".