7140670478 has 32 divisors (see below), whose sum is σ = 11596490400. Its totient is φ = 3286168704.

The previous prime is 7140670409. The next prime is 7140670483. The reversal of 7140670478 is 8740760417.

It is a happy number.

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, 1060988 + ... + 1067696.

It is an arithmetic number, because the mean of its divisors is an integer number (362390325).

Almost surely, 2^7140670478 is an apocalyptic number.

7140670478 is a deficient number, since it is larger than the sum of its proper divisors (4455819922).

7140670478 is a wasteful number, since it uses less digits than its factorization.

7140670478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7524.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 7140670478 is about 84502.4879988749. The cubic root of 7140670478 is about 1925.6602426736.

The spelling of 7140670478 in words is "seven billion, one hundred forty million, six hundred seventy thousand, four hundred seventy-eight".