7499999999994 has 16 divisors (see below), whose sum is σ = 15016146405120. Its totient is φ = 2497308932480.

The previous prime is 7499999999963. The next prime is 7500000000023. The reversal of 7499999999994 is 4999999999947.

It is a junction number, because it is equal to n+sod(n) for n = 7499999999892 and 7499999999901.

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, 672760842 + ... + 672771989.

It is an arithmetic number, because the mean of its divisors is an integer number (938509150320).

Almost surely, 2^{7499999999994} is an apocalyptic number.

7499999999994 is an abundant number, since it is smaller than the sum of its proper divisors (7516146405126).

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

7499999999994 is a wasteful number, since it uses less digits than its factorization.

7499999999994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345533765.

The product of its digits is 390519852912, while the sum is 105.

The spelling of 7499999999994 in words is "seven trillion, four hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-four".