670990178253 has 16 divisors (see below), whose sum is σ = 939141697536. Its totient is φ = 425315645040.

The previous prime is 670990178249. The next prime is 670990178269. The reversal of 670990178253 is 352871099076.

670990178253 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 670990178253 - 2² = 670990178249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 670990178193 and 670990178202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670990178233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29103733 + ... + 29126778.

It is an arithmetic number, because the mean of its divisors is an integer number (58696356096).

Almost surely, 2^670990178253 is an apocalyptic number.

It is an amenable number.

670990178253 is a deficient number, since it is larger than the sum of its proper divisors (268151519283).

670990178253 is a wasteful number, since it uses less digits than its factorization.

670990178253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58230704.

The product of its (nonzero) digits is 5715360, while the sum is 57.

The spelling of 670990178253 in words is "six hundred seventy billion, nine hundred ninety million, one hundred seventy-eight thousand, two hundred fifty-three".