16702980856 has 32 divisors (see below), whose sum is σ = 31486770000. Its totient is φ = 8306631936.

The previous prime is 16702980851. The next prime is 16702980923. The reversal of 16702980856 is 65808920761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16702980851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134615 + ... + 1149241.

Almost surely, 2^16702980856 is an apocalyptic number.

It is an amenable number.

16702980856 is a deficient number, since it is larger than the sum of its proper divisors (14783789144).

16702980856 is a wasteful number, since it uses less digits than its factorization.

16702980856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15391 (or 15387 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 16702980856 in words is "sixteen billion, seven hundred two million, nine hundred eighty thousand, eight hundred fifty-six".