1257617497006 has 16 divisors (see below), whose sum is σ = 2032484033664. Its totient is φ = 580167965664.

The previous prime is 1257617496847. The next prime is 1257617497043. The reversal of 1257617497006 is 6007947167521.

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, 11229841 + ... + 11341276.

It is an arithmetic number, because the mean of its divisors is an integer number (127030252104).

Almost surely, 2^{1257617497006} is an apocalyptic number.

1257617497006 is a deficient number, since it is larger than the sum of its proper divisors (774866536658).

1257617497006 is a wasteful number, since it uses less digits than its factorization.

1257617497006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22573275.

The product of its (nonzero) digits is 4445280, while the sum is 55.

The spelling of 1257617497006 in words is "one trillion, two hundred fifty-seven billion, six hundred seventeen million, four hundred ninety-seven thousand, six".