53401645048 has 16 divisors (see below), whose sum is σ = 102834249480. Its totient is φ = 25979178528.

The previous prime is 53401645013. The next prime is 53401645049. The reversal of 53401645048 is 84054610435.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 53401645048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53401645049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90205186 + ... + 90205777.

Almost surely, 2^53401645048 is an apocalyptic number.

It is an amenable number.

53401645048 is a deficient number, since it is larger than the sum of its proper divisors (49432604432).

53401645048 is a wasteful number, since it uses less digits than its factorization.

53401645048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180411006 (or 180411002 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 53401645048 in words is "fifty-three billion, four hundred one million, six hundred forty-five thousand, forty-eight".