1078406558757 has 36 divisors (see below), whose sum is σ = 1755892094112. Its totient is φ = 632496459600.

The previous prime is 1078406558737. The next prime is 1078406558767. The reversal of 1078406558757 is 7578556048701.

1078406558757 is a `hidden beast` number, since 1 + 0 + 7 + 8 + 4 + 0 + 6 + 558 + 75 + 7 = 666.

It is not a de Polignac number, because 1078406558757 - 2⁷ = 1078406558629 is a prime.

It is a super-3 number, since 3×1078406558757³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1078406558694 and 1078406558703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078406558737) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5572393 + ... + 5762670.

It is an arithmetic number, because the mean of its divisors is an integer number (48774780392).

Almost surely, 2^{1078406558757} is an apocalyptic number.

It is an amenable number.

1078406558757 is a deficient number, since it is larger than the sum of its proper divisors (677485535355).

1078406558757 is a wasteful number, since it uses less digits than its factorization.

1078406558757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11335142 (or 11335108 counting only the distinct ones).

The product of its (nonzero) digits is 65856000, while the sum is 63.

The spelling of 1078406558757 in words is "one trillion, seventy-eight billion, four hundred six million, five hundred fifty-eight thousand, seven hundred fifty-seven".