20257072377022 has 64 divisors (see below), whose sum is σ = 35698226739840. Its totient is φ = 8536419201024.

The previous prime is 20257072377001. The next prime is 20257072377043. The reversal of 20257072377022 is 22077327075202.

It is an interprime number because it is at equal distance from previous prime (20257072377001) and next prime (20257072377043).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2773098 + ... + 6942925.

It is an arithmetic number, because the mean of its divisors is an integer number (557784792810).

Almost surely, 2^{20257072377022} is an apocalyptic number.

20257072377022 is a deficient number, since it is larger than the sum of its proper divisors (15441154362818).

20257072377022 is a wasteful number, since it uses less digits than its factorization.

20257072377022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9716197.

The product of its (nonzero) digits is 1152480, while the sum is 46.

The spelling of 20257072377022 in words is "twenty trillion, two hundred fifty-seven billion, seventy-two million, three hundred seventy-seven thousand, twenty-two".