1270296257542 has 16 divisors (see below), whose sum is σ = 2062649252160. Its totient is φ = 583252803072.

The previous prime is 1270296257519. The next prime is 1270296257563. The reversal of 1270296257542 is 2457526920721.

It is a super-2 number, since 2×1270296257542² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1270296257542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126568942 + ... + 126578977.

It is an arithmetic number, because the mean of its divisors is an integer number (128915578260).

Almost surely, 2^{1270296257542} is an apocalyptic number.

1270296257542 is a deficient number, since it is larger than the sum of its proper divisors (792352994618).

1270296257542 is a wasteful number, since it uses less digits than its factorization.

1270296257542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253148127.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 1270296257542 in words is "one trillion, two hundred seventy billion, two hundred ninety-six million, two hundred fifty-seven thousand, five hundred forty-two".